#28420A#28420A

#28420A is a dark, moderate yellow-green. Relative luminance 0.044; OKLCH L 34.5% C 0.086 H 131.7°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#28420A
RGB	rgb(40, 66, 10)
HSL	hsl(88, 74%, 15%)
HSV	hsv(88, 85%, 26%)
CMYK	cmyk(39.4%, 0%, 84.8%, 74.1%)
CIE-LAB	lab(24.86, -20.26, 28.86)
CIE-LCH	lch(24.86, 35.26, 125.08°)
OKLab	oklab(34.54% -0.0573 0.0643)
OKLCH	oklch(34.54% 0.086 131.7)
XYZ	xyz(2.8780, 4.3693, 0.9788)
Luminance	0.0437 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 3.94

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28420A #240A42

analogous

#42400A #28420A #0C420A

triadic

#28420A #0A2842 #420A28

tetradic

#28420A #0A4240 #240A42 #420A0C

square

#28420A #0A4240 #240A42 #420A0C

split-complementary

#28420A #0A0C42 #400A42

monochromatic

#101B04 #101B04 #28420A #487712 #68AC1A

Accessibility & contrast

On white

11.21

#28420A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#28420A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28420A

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28420A	#FFFFFF	#000000	##FFFFFF
##28420A	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C02

Deuteranopia (green-blind)

#423A10

Tritanopia (blue-blind)

#293F37

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #28420a;
/* rgb */ color: rgb(40, 66, 10);
/* oklch */ color: oklch(34.5% 0.086 131.7);

Tailwind

colors: {
  custom: {
    50: '#65764e',
    500: '#28420a',
    950: '#000000',
  },
}

SCSS

$custom: #28420a;
$custom-light: #65764e;
$custom-dark: #000000;

JSON

{
  "hex": "#28420a",
  "rgb": {
    "r": 40,
    "g": 66,
    "b": 10
  },
  "hsl": {
    "h": 87.857,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.3454,
    "c": 0.08616,
    "h": 131.7
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#28420A

secondary

#51297F

accent

#37F08D

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#060802

muted

#7A7B78

Preview Lab

Preview with #28420A

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

Preview Lab → · Contrast checker → · Palette generator →