#283F15#283F15

#283F15 is a dark, moderate yellow-green. Relative luminance 0.041; OKLCH L 33.8% C 0.072 H 133.1°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#283F15
RGB	rgb(40, 63, 21)
HSL	hsl(93, 50%, 16%)
HSV	hsv(93, 67%, 25%)
CMYK	cmyk(36.5%, 0%, 66.7%, 75.3%)
CIE-LAB	lab(23.87, -17.65, 22.50)
CIE-LCH	lch(23.87, 28.59, 128.12°)
OKLab	oklab(33.77% -0.0492 0.0526)
OKLCH	oklch(33.77% 0.072 133.1)
XYZ	xyz(2.7879, 4.0602, 1.3461)
Luminance	0.0406 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 5.37

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283F15 #2C153F

analogous

#3D3F15 #283F15 #153F17

triadic

#283F15 #15283F #3F1528

tetradic

#283F15 #153D3F #2C153F #3F1715

square

#283F15 #153D3F #2C153F #3F1715

split-complementary

#283F15 #17153F #3F153D

monochromatic

#0F1708 #0F1708 #283F15 #456D24 #629B34

Accessibility & contrast

On white

11.59

#283F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#283F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283F15

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283F15	#FFFFFF	#000000	##FFFFFF
##283F15	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A11

Deuteranopia (green-blind)

#3E3818

Tritanopia (blue-blind)

#283C36

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #283f15;
/* rgb */ color: rgb(40, 63, 21);
/* oklch */ color: oklch(33.8% 0.072 133.1);

Tailwind

colors: {
  custom: {
    50: '#647454',
    500: '#283f15',
    950: '#000000',
  },
}

SCSS

$custom: #283f15;
$custom-light: #647454;
$custom-dark: #000000;

JSON

{
  "hex": "#283f15",
  "rgb": {
    "r": 40,
    "g": 63,
    "b": 21
  },
  "hsl": {
    "h": 92.857,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.33769,
    "c": 0.07202,
    "h": 133.1
  },
  "luminance": 0.0406
}

Semantic roles & 50–950 ramp

primary

#283F15

secondary

#5B3977

accent

#4EDA9B

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#050803

muted

#7A7B78

Preview Lab

Preview with #283F15

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

Preview Lab → · Contrast checker → · Palette generator →