#283C0B#283C0B

#283C0B is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.8% C 0.076 H 129.3°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#283C0B
RGB	rgb(40, 60, 11)
HSL	hsl(84, 69%, 14%)
HSV	hsv(84, 82%, 24%)
CMYK	cmyk(33.3%, 0%, 81.7%, 76.5%)
CIE-LAB	lab(22.68, -17.01, 26.26)
CIE-LCH	lch(22.68, 31.29, 122.93°)
OKLab	oklab(32.77% -0.0484 0.0591)
OKLCH	oklch(32.77% 0.076 129.3)
XYZ	xyz(2.5513, 3.7069, 0.8976)
Luminance	0.0371 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283C0B #1F0B3C

analogous

#3C380B #283C0B #103C0B

triadic

#283C0B #0B283C #3C0B28

tetradic

#283C0B #0B3C38 #1F0B3C #3C0B10

square

#283C0B #0B3C38 #1F0B3C #3C0B10

split-complementary

#283C0B #0B103C #380B3C

monochromatic

#111A05 #111A05 #283C0B #4A7014 #6DA31E

Accessibility & contrast

On white

12.06

#283C0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#283C0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283C0B

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283C0B	#FFFFFF	#000000	##FFFFFF
##283C0B	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3704

Deuteranopia (green-blind)

#3C360F

Tritanopia (blue-blind)

#293932

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #283c0b;
/* rgb */ color: rgb(40, 60, 11);
/* oklch */ color: oklch(32.8% 0.076 129.3);

Tailwind

colors: {
  custom: {
    50: '#64714d',
    500: '#283c0b',
    950: '#000000',
  },
}

SCSS

$custom: #283c0b;
$custom-light: #64714d;
$custom-dark: #000000;

JSON

{
  "hex": "#283c0b",
  "rgb": {
    "r": 40,
    "g": 60,
    "b": 11
  },
  "hsl": {
    "h": 84.49,
    "s": 69.014,
    "l": 13.922
  },
  "oklch": {
    "l": 0.32767,
    "c": 0.07639,
    "h": 129.3
  },
  "luminance": 0.03707
}

Semantic roles & 50–950 ramp

primary

#283C0B

secondary

#4A2A79

accent

#3CEC84

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050701

muted

#7A7A77

Preview Lab

Preview with #283C0B

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

Preview Lab → · Contrast checker → · Palette generator →