#2B3003#2B3003

#2B3003 is a dark, moderate yellow. Relative luminance 0.026; OKLCH L 29.4% C 0.064 H 116.0°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#2B3003
RGB	rgb(43, 48, 3)
HSL	hsl(67, 88%, 10%)
HSV	hsv(67, 94%, 19%)
CMYK	cmyk(10.4%, 0%, 93.8%, 81.2%)
CIE-LAB	lab(18.51, -9.15, 24.98)
CIE-LCH	lch(18.51, 26.60, 110.11°)
OKLab	oklab(29.44% -0.0281 0.0575)
OKLCH	oklch(29.44% 0.064 116)
XYZ	xyz(2.0697, 2.6341, 0.4855)
Luminance	0.0263 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3003 #080330

analogous

#301F03 #2B3003 #143003

triadic

#2B3003 #032B30 #30032B

tetradic

#2B3003 #03301F #080330 #300314

square

#2B3003 #03301F #080330 #300314

split-complementary

#2B3003 #031430 #1F0330

monochromatic

#1A1D02 #1A1D02 #2B3003 #5F6A07 #92A30A

Accessibility & contrast

On white

13.75

#2B3003 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#2B3003 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3003

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3003	#FFFFFF	#000000	##FFFFFF
##2B3003	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342D00

Deuteranopia (green-blind)

#342D06

Tritanopia (blue-blind)

#2F2D28

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2b3003;
/* rgb */ color: rgb(43, 48, 3);
/* oklch */ color: oklch(29.4% 0.064 116.0);

Tailwind

colors: {
  custom: {
    50: '#666848',
    500: '#2b3003',
    950: '#000000',
  },
}

SCSS

$custom: #2b3003;
$custom-light: #666848;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3003",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 3
  },
  "hsl": {
    "h": 66.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.29442,
    "c": 0.06401,
    "h": 116
  },
  "luminance": 0.02634
}

Semantic roles & 50–950 ramp

primary

#2B3003

secondary

#251B73

accent

#29FE41

background

#F6F6F4

surface

#EBEBE6

border

#C6C6C2

text

#060601

muted

#7A7A77

Preview Lab

Preview with #2B3003

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

Preview Lab → · Contrast checker → · Palette generator →