#10381B#10381B

#10381B is a dark, moderate green. Relative luminance 0.030; OKLCH L 30.4% C 0.068 H 149.5°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#10381B
RGB	rgb(16, 56, 27)
HSL	hsl(137, 56%, 14%)
HSV	hsv(137, 71%, 22%)
CMYK	cmyk(71.4%, 0%, 51.8%, 78%)
CIE-LAB	lab(20.11, -21.76, 14.08)
CIE-LCH	lch(20.11, 25.92, 147.10°)
OKLab	oklab(30.39% -0.0588 0.0346)
OKLCH	oklch(30.39% 0.068 149.5)
XYZ	xyz(1.8256, 3.0175, 1.5229)
Luminance	0.0302 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 6.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10381B #38102D

analogous

#193810 #10381B #10382F

triadic

#10381B #1B1038 #381B10

tetradic

#10381B #101938 #38102D #382F10

square

#10381B #101938 #38102D #382F10

split-complementary

#10381B #2F1038 #381019

monochromatic

#07180B #07180B #10381B #1E6832 #2B9749

Accessibility & contrast

On white

13.10

#10381B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#10381B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10381B

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10381B	#FFFFFF	#000000	##FFFFFF
##10381B	1.00	13.10	1.60	13.10
#FFFFFF	13.10	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383319

Deuteranopia (green-blind)

#332F1D

Tritanopia (blue-blind)

#053731

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #10381b;
/* rgb */ color: rgb(16, 56, 27);
/* oklch */ color: oklch(30.4% 0.068 149.5);

Tailwind

colors: {
  custom: {
    50: '#536f57',
    500: '#10381b',
    950: '#000000',
  },
}

SCSS

$custom: #10381b;
$custom-light: #536f57;
$custom-dark: #000000;

JSON

{
  "hex": "#10381b",
  "rgb": {
    "r": 16,
    "g": 56,
    "b": 27
  },
  "hsl": {
    "h": 136.5,
    "s": 55.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.30392,
    "c": 0.06822,
    "h": 149.5
  },
  "luminance": 0.03018
}

Semantic roles & 50–950 ramp

primary

#10381B

secondary

#723260

accent

#49B6DF

background

#F4F6F5

surface

#E8ECE9

border

#C4C7C5

text

#030703

muted

#787A78

Preview Lab

Preview with #10381B

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

Preview Lab → · Contrast checker → · Palette generator →