#FF613F#FF613F

#FF613F is a light, vivid red. Relative luminance 0.302; OKLCH L 69.3% C 0.199 H 33.8°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#FF613F
RGB	rgb(255, 97, 63)
HSL	hsl(11, 100%, 62%)
HSV	hsv(11, 75%, 100%)
CMYK	cmyk(0%, 62%, 75.3%, 0%)
CIE-LAB	lab(61.80, 58.38, 50.09)
CIE-LCH	lch(61.80, 76.93, 40.63°)
OKLab	oklab(69.29% 0.1654 0.1107)
OKLCH	oklch(69.29% 0.199 33.8)
XYZ	xyz(46.4169, 30.1749, 8.0818)
Luminance	0.3017 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF613F #3FDDFF

analogous

#FF3F7D #FF613F #FFC13F

triadic

#FF613F #3FFF61 #613FFF

tetradic

#FF613F #7DFF3F #3FDDFF #C13FFF

square

#FF613F #7DFF3F #3FDDFF #C13FFF

split-complementary

#FF613F #3FFFC1 #3F7DFF

monochromatic

#C42300 #FF2F02 #FF613F #FF937C #FFC6B9

Accessibility & contrast

On white

2.99

#FF613F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#FF613F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF613F

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF613F	#FFFFFF	#000000	##000000
##FF613F	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7F3A

Deuteranopia (green-blind)

#B4A239

Tritanopia (blue-blind)

#FF385A

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #ff613f;
/* rgb */ color: rgb(255, 97, 63);
/* oklch */ color: oklch(69.3% 0.199 33.8);

Tailwind

colors: {
  custom: {
    50: '#ff9476',
    500: '#ff613f',
    950: '#000000',
  },
}

SCSS

$custom: #ff613f;
$custom-light: #ff9476;
$custom-dark: #000000;

JSON

{
  "hex": "#ff613f",
  "rgb": {
    "r": 255,
    "g": 97,
    "b": 63
  },
  "hsl": {
    "h": 10.625,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.69293,
    "c": 0.19902,
    "h": 33.8
  },
  "luminance": 0.30168
}

Semantic roles & 50–950 ramp

primary

#FF613F

secondary

#AAE4F0

accent

#BDE600

background

#FFF9F7

surface

#FFF2ED

border

#D7CCC8

text

#1A0E08

muted

#877E7B

Preview Lab

Preview with #FF613F

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

Preview Lab → · Contrast checker → · Palette generator →