#FF2F3B#FF2F3B

#FF2F3B is a light, highly saturated red. Relative luminance 0.236; OKLCH L 64.7% C 0.239 H 24.8°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#FF2F3B
RGB	rgb(255, 47, 59)
HSL	hsl(357, 100%, 59%)
HSV	hsv(357, 82%, 100%)
CMYK	cmyk(0%, 81.6%, 76.9%, 0%)
CIE-LAB	lab(55.70, 74.93, 45.75)
CIE-LCH	lch(55.70, 87.79, 31.40°)
OKLab	oklab(64.72% 0.2165 0.1001)
OKLCH	oklch(64.72% 0.239 24.8)
XYZ	xyz(43.0512, 23.6158, 6.4284)
Luminance	0.2361 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF2F3B #2FFFF3

analogous

#FF2FA3 #FF2F3B #FF8B2F

triadic

#FF2F3B #3BFF2F #2F3BFF

tetradic

#FF2F3B #A3FF2F #2FFFF3 #8B2FFF

square

#FF2F3B #A3FF2F #2FFFF3 #8B2FFF

split-complementary

#FF2F3B #2FFF8B #2FA3FF

monochromatic

#B4000A #F1000E #FF2F3B #FF6C75 #FFA9AE

Accessibility & contrast

On white

3.67

#FF2F3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#FF2F3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF2F3B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF2F3B	#FFFFFF	#000000	##000000
##FF2F3B	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#746939

Deuteranopia (green-blind)

#A69532

Tritanopia (blue-blind)

#FF0037

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #ff2f3b;
/* rgb */ color: rgb(255, 47, 59);
/* oklch */ color: oklch(64.7% 0.239 24.8);

Tailwind

colors: {
  custom: {
    50: '#ff7d72',
    500: '#ff2f3b',
    950: '#000000',
  },
}

SCSS

$custom: #ff2f3b;
$custom-light: #ff7d72;
$custom-dark: #000000;

JSON

{
  "hex": "#ff2f3b",
  "rgb": {
    "r": 255,
    "g": 47,
    "b": 59
  },
  "hsl": {
    "h": 356.538,
    "s": 100,
    "l": 59.216
  },
  "oklch": {
    "l": 0.64718,
    "c": 0.23857,
    "h": 24.8
  },
  "luminance": 0.23609
}

Semantic roles & 50–950 ramp

primary

#FF2F3B

secondary

#9CEEE9

accent

#FFF329

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#1B0B08

muted

#887C7B

Preview Lab

Preview with #FF2F3B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →