#FF3F34

Tomato

#FF3F34Tomato

Luminance

0.251

Category

Red

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#FF3F34
No #
FF3F34

RGB

RGB
rgb(255, 63, 52)
Values
R:255 G:63 B:52

HSL

HSL
hsl(3, 100%, 60%)
Values
H:3° S:100% L:60%

HSV / HSB

HSV
hsv(3, 80%, 100%)
Values
H:3° S:80% V:100%

CMYK

CMYK
cmyk(0%, 75%, 80%, 0%)
Values
C:0 M:75 Y:80 K:0

LAB

LAB
lab(57, 70, 51)
Values
L:57 a:70 b:51

OKLCH

OKLCH
oklch(65.8% 0.229 28.5)
Values
L:65.8% C:0.229 H:28.5°

Code Formats

CSS
color: #FF3F34;
Swift
UIColor(red: 1.000, green: 0.247, blue: 0.204, alpha: 1.0)
Kotlin
Color(0xFFFF3F34)
Flutter
Color(0xFFFF3F34)
Android
#FFFF3F34

Contrast Analysis

WCAG compliance with grayscale colors

On White

3.49:1

AA-large

On Black

6.01:1

AA

Grayscale Contrast

Aa

0%

6.0

AA
Aa

10%

5.0

AA
Aa

20%

3.6

AA-large
Aa

30%

2.4

Fail
Aa

40%

1.6

Fail
Aa

50%

1.1

Fail
Aa

60%

1.2

Fail
Aa

70%

1.7

Fail
Aa

80%

2.2

Fail
Aa

90%

2.8

Fail
Aa

100%

3.5

AA-large

Best Grayscale Contrast

#000000 with ratio 6.01:1

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, #FF9E99 0%, #CC0A00 100%)
OKLCH
linear-gradient(90deg, oklch(79.7% 0.117 23.2) 0%, oklch(53.3% 0.215 29.7) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #FF6E66 0%, #FF0D00 100%)
OKLCH
linear-gradient(135deg, oklch(71.5% 0.179 25.8) 0%, oklch(63.0% 0.255 29.6) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #FF3F34 0%, #33F5FF 100%)
OKLCH
linear-gradient(90deg, oklch(65.8% 0.229 28.5) 0%, oklch(88.6% 0.143 200.4) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #FF338F 0%, #FF3F34 50%, #FFA333 100%)
OKLCH
linear-gradient(90deg, oklch(66.7% 0.243 359.7) 0%, oklch(65.8% 0.229 28.5) 50%, oklch(79.1% 0.160 65.8) 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, #FF3D33 0%, #340B09 100%)
OKLCH
linear-gradient(180deg, oklch(65.6% 0.230 28.4) 0%, oklch(22.3% 0.066 26.8) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #FF8680 0%, #E60B00 100%)
OKLCH
radial-gradient(circle, oklch(75.3% 0.148 24.1) 0%, oklch(58.3% 0.236 29.7) 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