#10400B#10400B

#10400B is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.7% C 0.096 H 141.8°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#10400B
RGB	rgb(16, 64, 11)
HSL	hsl(114, 71%, 15%)
HSV	hsv(114, 83%, 25%)
CMYK	cmyk(75%, 0%, 82.8%, 74.9%)
CIE-LAB	lab(23.00, -27.65, 26.23)
CIE-LCH	lch(23.00, 38.11, 136.51°)
OKLab	oklab(32.71% -0.0754 0.0594)
OKLCH	oklch(32.71% 0.096 141.8)
XYZ	xyz(2.1074, 3.8009, 0.9391)
Luminance	0.0380 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10400B #3B0B40

analogous

#2B400B #10400B #0B4021

triadic

#10400B #0B1040 #400B10

tetradic

#10400B #0B2B40 #3B0B40 #40210B

square

#10400B #0B2B40 #3B0B40 #40210B

split-complementary

#10400B #210B40 #400B2B

monochromatic

#071A04 #071A04 #10400B #1D7414 #2AA81D

Accessibility & contrast

On white

11.93

#10400B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#10400B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10400B

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10400B	#FFFFFF	#000000	##FFFFFF
##10400B	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423903

Deuteranopia (green-blind)

#3C3510

Tritanopia (blue-blind)

#063E36

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #10400b;
/* rgb */ color: rgb(16, 64, 11);
/* oklch */ color: oklch(32.7% 0.096 141.8);

Tailwind

colors: {
  custom: {
    50: '#56754e',
    500: '#10400b',
    950: '#000000',
  },
}

SCSS

$custom: #10400b;
$custom-light: #56754e;
$custom-dark: #000000;

JSON

{
  "hex": "#10400b",
  "rgb": {
    "r": 16,
    "g": 64,
    "b": 11
  },
  "hsl": {
    "h": 114.34,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.32711,
    "c": 0.09596,
    "h": 141.8
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#10400B

secondary

#752A7D

accent

#3AEDDD

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#030802

muted

#787B78

Preview Lab

Preview with #10400B

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

Preview Lab → · Contrast checker → · Palette generator →