#28904B#28904B

#28904B is a mid, vivid green. Relative luminance 0.209; OKLCH L 57.8% C 0.140 H 150.3°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#28904B
RGB	rgb(40, 144, 75)
HSL	hsl(140, 57%, 36%)
HSV	hsv(140, 72%, 56%)
CMYK	cmyk(72.2%, 0%, 47.9%, 43.5%)
CIE-LAB	lab(52.84, -45.10, 28.31)
CIE-LCH	lch(52.84, 53.24, 147.88°)
OKLab	oklab(57.83% -0.1214 0.0692)
OKLCH	oklch(57.83% 0.14 150.3)
XYZ	xyz(12.1173, 20.9043, 10.0516)
Luminance	0.2091 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28904B #90286D

analogous

#399028 #28904B #28907F

triadic

#28904B #4B2890 #904B28

tetradic

#28904B #283990 #90286D #907F28

square

#28904B #283990 #90286D #907F28

split-complementary

#28904B #7F2890 #902839

monochromatic

#0D3019 #1B6032 #28904B #35C064 #60D386

Accessibility & contrast

On white

4.05

#28904B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#28904B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28904B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28904B	#FFFFFF	#000000	##000000
##28904B	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918346

Deuteranopia (green-blind)

#847B50

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #28904b;
/* rgb */ color: rgb(40, 144, 75);
/* oklch */ color: oklch(57.8% 0.140 150.3);

Tailwind

colors: {
  custom: {
    50: '#71b17e',
    500: '#28904b',
    950: '#000000',
  },
}

SCSS

$custom: #28904b;
$custom-light: #71b17e;
$custom-dark: #000000;

JSON

{
  "hex": "#28904b",
  "rgb": {
    "r": 40,
    "g": 144,
    "b": 75
  },
  "hsl": {
    "h": 140.192,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.57825,
    "c": 0.13977,
    "h": 150.3
  },
  "luminance": 0.20906
}

Semantic roles & 50–950 ramp

primary

#28904B

secondary

#B85C99

accent

#48ADE0

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#09110A

muted

#7B807C

Preview Lab

Preview with #28904B

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

Preview Lab → · Contrast checker → · Palette generator →