#183003#183003

#183003 is a dark, moderate yellow-green. Relative luminance 0.023; OKLCH L 27.9% C 0.075 H 133.8°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#183003
RGB	rgb(24, 48, 3)
HSL	hsl(92, 88%, 10%)
HSV	hsv(92, 94%, 19%)
CMYK	cmyk(50%, 0%, 93.8%, 81.2%)
CIE-LAB	lab(17.06, -18.48, 22.88)
CIE-LCH	lch(17.06, 29.41, 128.93°)
OKLab	oklab(27.88% -0.0521 0.0543)
OKLCH	oklch(27.88% 0.075 133.8)
XYZ	xyz(1.4501, 2.3146, 0.4565)
Luminance	0.0232 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 8.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183003 #1B0330

analogous

#2E3003 #183003 #033005

triadic

#183003 #031830 #300318

tetradic

#183003 #032E30 #1B0330 #300503

square

#183003 #032E30 #1B0330 #300503

split-complementary

#183003 #050330 #30032E

monochromatic

#0E1D02 #0E1D02 #183003 #356A07 #52A30A

Accessibility & contrast

On white

14.35

#183003 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#183003 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183003

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183003	#FFFFFF	#000000	##FFFFFF
##183003	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322B00

Deuteranopia (green-blind)

#2F2907

Tritanopia (blue-blind)

#182E28

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #183003;
/* rgb */ color: rgb(24, 48, 3);
/* oklch */ color: oklch(27.9% 0.075 133.8);

Tailwind

colors: {
  custom: {
    50: '#576848',
    500: '#183003',
    950: '#000000',
  },
}

SCSS

$custom: #183003;
$custom-light: #576848;
$custom-dark: #000000;

JSON

{
  "hex": "#183003",
  "rgb": {
    "r": 24,
    "g": 48,
    "b": 3
  },
  "hsl": {
    "h": 92,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.27882,
    "c": 0.07525,
    "h": 133.8
  },
  "luminance": 0.02315
}

Semantic roles & 50–950 ramp

primary

#183003

secondary

#4A1B73

accent

#29FE9B

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#030600

muted

#787A77

Preview Lab

Preview with #183003

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

Preview Lab → · Contrast checker → · Palette generator →