#FF6443#FF6443

#FF6443 is a light, vivid red. Relative luminance 0.308; OKLCH L 69.7% C 0.195 H 33.7°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#FF6443
RGB	rgb(255, 100, 67)
HSL	hsl(11, 100%, 63%)
HSV	hsv(11, 74%, 100%)
CMYK	cmyk(0%, 60.8%, 73.7%, 0%)
CIE-LAB	lab(62.33, 57.25, 48.62)
CIE-LCH	lch(62.33, 75.11, 40.34°)
OKLab	oklab(69.7% 0.1626 0.1084)
OKLCH	oklch(69.7% 0.195 33.7)
XYZ	xyz(46.8153, 30.7861, 8.7863)
Luminance	0.3078 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF6443 #43DEFF

analogous

#FF4380 #FF6443 #FFC243

triadic

#FF6443 #43FF64 #6443FF

tetradic

#FF6443 #80FF43 #43DEFF #C243FF

square

#FF6443 #80FF43 #43DEFF #C243FF

split-complementary

#FF6443 #43FFC2 #4380FF

monochromatic

#C82300 #FF3206 #FF6443 #FF9680 #FFC9BD

Accessibility & contrast

On white

2.93

#FF6443 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#FF6443 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF6443

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF6443	#FFFFFF	#000000	##000000
##FF6443	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F813F

Deuteranopia (green-blind)

#B5A33E

Tritanopia (blue-blind)

#FF3E5D

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #ff6443;
/* rgb */ color: rgb(255, 100, 67);
/* oklch */ color: oklch(69.7% 0.195 33.7);

Tailwind

colors: {
  custom: {
    50: '#ff9679',
    500: '#ff6443',
    950: '#000000',
  },
}

SCSS

$custom: #ff6443;
$custom-light: #ff9679;
$custom-dark: #000000;

JSON

{
  "hex": "#ff6443",
  "rgb": {
    "r": 255,
    "g": 100,
    "b": 67
  },
  "hsl": {
    "h": 10.532,
    "s": 100,
    "l": 63.137
  },
  "oklch": {
    "l": 0.69699,
    "c": 0.19548,
    "h": 33.7
  },
  "luminance": 0.3078
}

Semantic roles & 50–950 ramp

primary

#FF6443

secondary

#ADE5F1

accent

#BDE600

background

#FFF9F7

surface

#FFF2ED

border

#D7CCC8

text

#1A0E09

muted

#877E7B

Preview Lab

Preview with #FF6443

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

Preview Lab → · Contrast checker → · Palette generator →