#252B01#252B01

#252B01 is a dark, moderate yellow. Relative luminance 0.021; OKLCH L 27.4% C 0.062 H 117.7°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#252B01
RGB	rgb(37, 43, 1)
HSL	hsl(69, 95%, 9%)
HSV	hsv(69, 98%, 17%)
CMYK	cmyk(14%, 0%, 97.7%, 83.1%)
CIE-LAB	lab(16.12, -9.45, 22.75)
CIE-LCH	lch(16.12, 24.64, 112.56°)
OKLab	oklab(27.37% -0.0289 0.0551)
OKLCH	oklch(27.37% 0.062 117.7)
XYZ	xyz(1.6323, 2.1233, 0.3526)
Luminance	0.0212 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B01 #07012B

analogous

#2B1C01 #252B01 #102B01

triadic

#252B01 #01252B #2B0125

tetradic

#252B01 #012B1C #07012B #2B0110

square

#252B01 #012B1C #07012B #2B0110

split-complementary

#252B01 #01102B #1C012B

monochromatic

#1A1E01 #1A1E01 #252B01 #586702 #8CA304

Accessibility & contrast

On white

14.74

#252B01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#252B01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B01

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B01	#FFFFFF	#000000	##FFFFFF
##252B01	1.00	14.74	1.42	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2800

Deuteranopia (green-blind)

#2E2804

Tritanopia (blue-blind)

#282823

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #252b01;
/* rgb */ color: rgb(37, 43, 1);
/* oklch */ color: oklch(27.4% 0.062 117.7);

Tailwind

colors: {
  custom: {
    50: '#606447',
    500: '#252b01',
    950: '#000000',
  },
}

SCSS

$custom: #252b01;
$custom-light: #606447;
$custom-dark: #000000;

JSON

{
  "hex": "#252b01",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 1
  },
  "hsl": {
    "h": 68.571,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.27369,
    "c": 0.06222,
    "h": 117.7
  },
  "luminance": 0.02123
}

Semantic roles & 50–950 ramp

primary

#252B01

secondary

#231771

accent

#29FF47

background

#F5F5F4

surface

#EAEAE6

border

#C6C6C2

text

#050500

muted

#797977

Preview Lab

Preview with #252B01

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

Preview Lab → · Contrast checker → · Palette generator →