#283E10#283E10

#283E10 is a dark, moderate yellow-green. Relative luminance 0.039; OKLCH L 33.4% C 0.075 H 131.3°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#283E10
RGB	rgb(40, 62, 16)
HSL	hsl(89, 59%, 15%)
HSV	hsv(89, 74%, 24%)
CMYK	cmyk(35.5%, 0%, 74.2%, 75.7%)
CIE-LAB	lab(23.45, -17.65, 24.68)
CIE-LCH	lch(23.45, 30.35, 125.57°)
OKLab	oklab(33.41% -0.0497 0.0566)
OKLCH	oklch(33.41% 0.075 131.3)
XYZ	xyz(2.6912, 3.9337, 1.1076)
Luminance	0.0393 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 5.21

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283E10 #26103E

analogous

#3E3D10 #283E10 #113E10

triadic

#283E10 #10283E #3E1028

tetradic

#283E10 #103E3D #26103E #3E1011

square

#283E10 #103E3D #26103E #3E1011

split-complementary

#283E10 #10113E #3D103E

monochromatic

#101806 #101806 #283E10 #476F1D #679F29

Accessibility & contrast

On white

11.75

#283E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#283E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283E10

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283E10	#FFFFFF	#000000	##FFFFFF
##283E10	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390A

Deuteranopia (green-blind)

#3E3714

Tritanopia (blue-blind)

#293B35

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #283e10;
/* rgb */ color: rgb(40, 62, 16);
/* oklch */ color: oklch(33.4% 0.075 131.3);

Tailwind

colors: {
  custom: {
    50: '#647351',
    500: '#283e10',
    950: '#000000',
  },
}

SCSS

$custom: #283e10;
$custom-light: #647351;
$custom-dark: #000000;

JSON

{
  "hex": "#283e10",
  "rgb": {
    "r": 40,
    "g": 62,
    "b": 16
  },
  "hsl": {
    "h": 88.696,
    "s": 58.974,
    "l": 15.294
  },
  "oklch": {
    "l": 0.33411,
    "c": 0.07529,
    "h": 131.3
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#283E10

secondary

#533278

accent

#46E290

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#050802

muted

#7A7B78

Preview Lab

Preview with #283E10

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

Preview Lab → · Contrast checker → · Palette generator →