#21603C#21603C

#21603C is a dark, moderate green. Relative luminance 0.090; OKLCH L 43.8% C 0.088 H 155.0°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#21603C
RGB	rgb(33, 96, 60)
HSL	hsl(146, 49%, 25%)
HSV	hsv(146, 66%, 38%)
CMYK	cmyk(65.6%, 0%, 37.5%, 62.4%)
CIE-LAB	lab(36.01, -29.34, 14.78)
CIE-LCH	lch(36.01, 32.86, 153.26°)
OKLab	oklab(43.83% -0.0796 0.0372)
OKLCH	oklch(43.83% 0.088 155)
XYZ	xyz(5.6252, 9.0148, 5.7177)
Luminance	0.0901 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21603C #602145

analogous

#266021 #21603C #21605B

triadic

#21603C #3C2160 #603C21

tetradic

#21603C #212660 #602145 #605B21

square

#21603C #212660 #602145 #605B21

split-complementary

#21603C #5B2160 #602126

monochromatic

#08170E #113220 #21603C #318E58 #40BB75

Accessibility & contrast

On white

7.49

#21603C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#21603C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21603C

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21603C	#FFFFFF	#000000	##FFFFFF
##21603C	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60583A

Deuteranopia (green-blind)

#57523E

Tritanopia (blue-blind)

#075F57

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #21603c;
/* rgb */ color: rgb(33, 96, 60);
/* oklch */ color: oklch(43.8% 0.088 155.0);

Tailwind

colors: {
  custom: {
    50: '#648e72',
    500: '#21603c',
    950: '#000000',
  },
}

SCSS

$custom: #21603c;
$custom-light: #648e72;
$custom-dark: #000000;

JSON

{
  "hex": "#21603c",
  "rgb": {
    "r": 33,
    "g": 96,
    "b": 60
  },
  "hsl": {
    "h": 145.714,
    "s": 48.837,
    "l": 25.294
  },
  "oklch": {
    "l": 0.43825,
    "c": 0.08784,
    "h": 155
  },
  "luminance": 0.09015
}

Semantic roles & 50–950 ramp

primary

#21603C

secondary

#944974

accent

#4F9ED8

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060C08

muted

#7A7D7B

Preview Lab

Preview with #21603C

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

Preview Lab → · Contrast checker → · Palette generator →