#15AABF

Steel Blue

#15AABFSteel Blue

Luminance

0.327

Category

Cyan

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#15AABF
No #
15AABF

RGB

RGB
rgb(21, 170, 191)
Values
R:21 G:170 B:191

HSL

HSL
hsl(187, 80%, 42%)
Values
H:187° S:80% L:42%

HSV / HSB

HSV
hsv(187, 89%, 75%)
Values
H:187° S:89% V:75%

CMYK

CMYK
cmyk(89%, 11%, 0%, 25%)
Values
C:89 M:11 Y:0 K:25

LAB

LAB
lab(64, -28, -21)
Values
L:64 a:-28 b:-21

OKLCH

OKLCH
oklch(67.8% 0.114 210.6)
Values
L:67.8% C:0.114 H:210.6°

Code Formats

CSS
color: #15AABF;
Swift
UIColor(red: 0.082, green: 0.667, blue: 0.749, alpha: 1.0)
Kotlin
Color(0xFF15AABF)
Flutter
Color(0xFF15AABF)
Android
#FF15AABF

Contrast Analysis

WCAG compliance with grayscale colors

On White

2.79:1

Fail

On Black

7.53:1

AAA

Grayscale Contrast

Aa

0%

7.5

AAA
Aa

10%

6.2

AA
Aa

20%

4.5

AA
Aa

30%

3.0

AA-large
Aa

40%

2.1

Fail
Aa

50%

1.4

Fail
Aa

60%

1.0

Fail
Aa

70%

1.3

Fail
Aa

80%

1.7

Fail
Aa

90%

2.2

Fail
Aa

100%

2.8

Fail

Best Grayscale Contrast

#000000 with ratio 7.53:1

Aa

Color Harmonies

Harmonious color combinations

complementary

Two colors opposite on the color wheel (180°)

split-complementary

Base color + two colors adjacent to its complement

triadic

Three colors evenly spaced (120° apart)

tetradic

Four colors evenly spaced (90° apart)

analogous

Three colors adjacent on the color wheel (30° apart)

Color Variations

Tints, shades, tones, and full scale

Color Scale (50-900)

50

100

200

300

400

500

600

700

800

900

Tints (Lighter)

Shades (Darker)

Tones (Desaturated)

Gradients (OKLCH)

Primary

90°
CSS
linear-gradient(90deg, #51DAEC 0%, #0D6773 100%)
OKLCH
linear-gradient(90deg, oklch(82.2% 0.119 207.5) 0%, oklch(47.2% 0.078 209.3) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #10DEF9 0%, #00B4CC 100%)
OKLCH
linear-gradient(135deg, oklch(82.6% 0.142 210.4) 0%, oklch(70.6% 0.123 211.4) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #15AABF 0%, #C12915 100%)
OKLCH
linear-gradient(90deg, oklch(67.8% 0.114 210.6) 0%, oklch(52.9% 0.191 31.0) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #15C17F 0%, #15AABF 50%, #1557C1 100%)
OKLCH
linear-gradient(90deg, oklch(71.7% 0.160 159.5) 0%, oklch(67.8% 0.114 210.6) 50%, oklch(48.4% 0.178 260.1) 100%)
Stops
0%
50%
100%

Sunset

90°
CSS
linear-gradient(90deg, #F6CE55 0%, #EE6C2B 50%, #E6193C 100%)
OKLCH
linear-gradient(90deg, oklch(86.4% 0.144 90.6) 0%, oklch(68.0% 0.177 43.8) 50%, oklch(59.1% 0.228 21.2) 100%)
Stops
0%
50%
100%

Ocean

135°
CSS
linear-gradient(135deg, #19A1E6 0%, #22C3B6 50%, #47D1A3 100%)
OKLCH
linear-gradient(135deg, oklch(67.5% 0.146 238.9) 0%, oklch(73.8% 0.124 186.2) 50%, oklch(77.5% 0.136 166.9) 100%)
Stops
0%
50%
100%

Dark Mode

180°
CSS
linear-gradient(180deg, #15ADC1 0%, #0F2A2E 100%)
OKLCH
linear-gradient(180deg, oklch(68.6% 0.116 209.7) 0%, oklch(26.6% 0.033 208.2) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #3AD5E9 0%, #0F7B8A 100%)
OKLCH
radial-gradient(circle, oklch(80.4% 0.126 208.0) 0%, oklch(53.5% 0.090 210.1) 100%)
Stops
0%
100%

💡 About OKLCH Gradients

OKLCH (Oklch Color Space) provides perceptually uniform gradients with better color transitions than traditional RGB/HSL gradients. The format is oklch(L% C H) where L = Lightness (0-100%), C = Chroma (0-0.4), H = Hue (0-360°).

Generate Full Palette

Create a complete brand palette from this color with primary, secondary, accent, and neutral scales.

View Palette