#033B0B#033B0B

#033B0B is a dark, moderate green. Relative luminance 0.032; OKLCH L 30.7% C 0.094 H 144.7°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#033B0B
RGB	rgb(3, 59, 11)
HSL	hsl(129, 90%, 12%)
HSV	hsv(129, 95%, 23%)
CMYK	cmyk(94.9%, 0%, 81.4%, 76.9%)
CIE-LAB	lab(20.72, -28.49, 23.69)
CIE-LCH	lch(20.72, 37.05, 140.26°)
OKLab	oklab(30.72% -0.0768 0.0543)
OKLCH	oklch(30.72% 0.094 144.7)
XYZ	xyz(1.6618, 3.1712, 0.8411)
Luminance	0.0317 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Dark Green

#033500

ΔE00 2.02

Hunter Green (survey)

#0B4008

ΔE00 2.22

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#033B0B #3B0333

analogous

#173B03 #033B0B #033B27

triadic

#033B0B #0B033B #3B0B03

tetradic

#033B0B #03173B #3B0333 #3B2703

square

#033B0B #03173B #3B0333 #3B2703

split-complementary

#033B0B #27033B #3B0317

monochromatic

#011D05 #011D05 #033B0B #067516 #09AF21

Accessibility & contrast

On white

12.85

#033B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#033B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #033B0B

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##033B0B	#FFFFFF	#000000	##FFFFFF
##033B0B	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3405

Deuteranopia (green-blind)

#363010

Tritanopia (blue-blind)

#003931

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #033b0b;
/* rgb */ color: rgb(3, 59, 11);
/* oklch */ color: oklch(30.7% 0.094 144.7);

Tailwind

colors: {
  custom: {
    50: '#50724d',
    500: '#033b0b',
    950: '#000000',
  },
}

SCSS

$custom: #033b0b;
$custom-light: #50724d;
$custom-dark: #000000;

JSON

{
  "hex": "#033b0b",
  "rgb": {
    "r": 3,
    "g": 59,
    "b": 11
  },
  "hsl": {
    "h": 128.571,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.30719,
    "c": 0.0941,
    "h": 144.7
  },
  "luminance": 0.03171
}

Semantic roles & 50–950 ramp

primary

#033B0B

secondary

#7E1C70

accent

#29E0FF

background

#F4F6F4

surface

#E7ECE7

border

#C3C7C3

text

#020801

muted

#787B77

Preview Lab

Preview with #033B0B

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

Preview Lab → · Contrast checker → · Palette generator →