#F25739#F25739

#F25739 is a light, vivid red. Relative luminance 0.260; OKLCH L 66.0% C 0.196 H 33.0°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#F25739
RGB	rgb(242, 87, 57)
HSL	hsl(10, 88%, 59%)
HSV	hsv(10, 76%, 95%)
CMYK	cmyk(0%, 64%, 76.4%, 5.1%)
CIE-LAB	lab(58.03, 57.98, 48.52)
CIE-LCH	lch(58.03, 75.60, 39.93°)
OKLab	oklab(66.03% 0.1644 0.1066)
OKLCH	oklch(66.03% 0.196 33)
XYZ	xyz(40.7692, 25.9950, 6.7409)
Luminance	0.2599 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F25739 #39D4F2

analogous

#F23977 #F25739 #F2B439

triadic

#F25739 #39F257 #5739F2

tetradic

#F25739 #77F239 #39D4F2 #B439F2

square

#F25739 #77F239 #39D4F2 #B439F2

split-complementary

#F25739 #39F2B4 #3977F2

monochromatic

#A6240B #DF300F #F25739 #F68872 #FAB8AC

Accessibility & contrast

On white

3.39

#F25739 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#F25739 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F25739

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F25739	#FFFFFF	#000000	##000000
##F25739	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#837635

Deuteranopia (green-blind)

#A99833

Tritanopia (blue-blind)

#FF2C51

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #f25739;
/* rgb */ color: rgb(242, 87, 57);
/* oklch */ color: oklch(66.0% 0.196 33.0);

Tailwind

colors: {
  custom: {
    50: '#ff8d71',
    500: '#f25739',
    950: '#000000',
  },
}

SCSS

$custom: #f25739;
$custom-light: #ff8d71;
$custom-dark: #000000;

JSON

{
  "hex": "#f25739",
  "rgb": {
    "r": 242,
    "g": 87,
    "b": 57
  },
  "hsl": {
    "h": 9.73,
    "s": 87.678,
    "l": 58.627
  },
  "oklch": {
    "l": 0.66029,
    "c": 0.1959,
    "h": 33
  },
  "luminance": 0.25989
}

Semantic roles & 50–950 ramp

primary

#F25739

secondary

#9FDCE8

accent

#DBFE2A

background

#FFF9F6

surface

#FFF1EC

border

#D7CBC7

text

#1A0D08

muted

#877E7B

Preview Lab

Preview with #F25739

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

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