#182B01#182B01

#182B01 is a dark, moderate yellow-green. Relative luminance 0.019; OKLCH L 26.3% C 0.070 H 131.0°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#182B01
RGB	rgb(24, 43, 1)
HSL	hsl(87, 95%, 9%)
HSV	hsv(87, 98%, 17%)
CMYK	cmyk(44.2%, 0%, 97.7%, 83.1%)
CIE-LAB	lab(15.08, -16.09, 21.22)
CIE-LCH	lch(15.08, 26.63, 127.16°)
OKLab	oklab(26.26% -0.0459 0.0529)
OKLCH	oklch(26.26% 0.07 131)
XYZ	xyz(1.2460, 1.9241, 0.3344)
Luminance	0.0192 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B01 #14012B

analogous

#2B2901 #182B01 #032B01

triadic

#182B01 #01182B #2B0118

tetradic

#182B01 #012B29 #14012B #2B0103

square

#182B01 #012B29 #14012B #2B0103

split-complementary

#182B01 #01032B #29012B

monochromatic

#111E01 #111E01 #182B01 #396702 #5BA304

Accessibility & contrast

On white

15.16

#182B01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#182B01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B01

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B01	#FFFFFF	#000000	##FFFFFF
##182B01	1.00	15.16	1.38	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2700

Deuteranopia (green-blind)

#2B2504

Tritanopia (blue-blind)

#192923

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #182b01;
/* rgb */ color: rgb(24, 43, 1);
/* oklch */ color: oklch(26.3% 0.070 131.0);

Tailwind

colors: {
  custom: {
    50: '#566447',
    500: '#182b01',
    950: '#000000',
  },
}

SCSS

$custom: #182b01;
$custom-light: #566447;
$custom-dark: #000000;

JSON

{
  "hex": "#182b01",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 1
  },
  "hsl": {
    "h": 87.143,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.26259,
    "c": 0.07009,
    "h": 131
  },
  "luminance": 0.01924
}

Semantic roles & 50–950 ramp

primary

#182B01

secondary

#401771

accent

#29FF8A

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#030500

muted

#787A77

Preview Lab

Preview with #182B01

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

Preview Lab → · Contrast checker → · Palette generator →