#1A511B#1A511B

#1A511B is a dark, moderate green. Relative luminance 0.062; OKLCH L 38.5% C 0.102 H 143.5°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#1A511B
RGB	rgb(26, 81, 27)
HSL	hsl(121, 51%, 21%)
HSV	hsv(121, 68%, 32%)
CMYK	cmyk(67.9%, 0%, 66.7%, 68.2%)
CIE-LAB	lab(29.87, -30.33, 25.95)
CIE-LCH	lch(29.87, 39.91, 139.45°)
OKLab	oklab(38.53% -0.0823 0.0608)
OKLCH	oklch(38.53% 0.102 143.5)
XYZ	xyz(3.5661, 6.1833, 2.0423)
Luminance	0.0618 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

British Racing Green

#05480D

ΔE00 3.23

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A511B #511A50

analogous

#34511A #1A511B #1A5136

triadic

#1A511B #1B1A51 #511B1A

tetradic

#1A511B #1A3451 #511A50 #51361A

square

#1A511B #1A3451 #511A50 #51361A

split-complementary

#1A511B #361A51 #511A34

monochromatic

#071708 #0B230C #1A511B #297F2A #38AE3A

Accessibility & contrast

On white

9.39

#1A511B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#1A511B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A511B

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A511B	#FFFFFF	#000000	##FFFFFF
##1A511B	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534915

Deuteranopia (green-blind)

#4C451F

Tritanopia (blue-blind)

#0F4F45

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1a511b;
/* rgb */ color: rgb(26, 81, 27);
/* oklch */ color: oklch(38.5% 0.102 143.5);

Tailwind

colors: {
  custom: {
    50: '#5e8259',
    500: '#1a511b',
    950: '#000000',
  },
}

SCSS

$custom: #1a511b;
$custom-light: #5e8259;
$custom-dark: #000000;

JSON

{
  "hex": "#1a511b",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 27
  },
  "hsl": {
    "h": 121.091,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.38532,
    "c": 0.10236,
    "h": 143.5
  },
  "luminance": 0.06184
}

Semantic roles & 50–950 ramp

primary

#1A511B

secondary

#874086

accent

#4DD8DB

background

#F5F8F5

surface

#E9EFE9

border

#C5CAC5

text

#050A04

muted

#797C79

Preview Lab

Preview with #1A511B

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

Preview Lab → · Contrast checker → · Palette generator →