#1B853F#1B853F

#1B853F is a mid, vivid green. Relative luminance 0.174; OKLCH L 54.3% C 0.140 H 149.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#1B853F
RGB	rgb(27, 133, 63)
HSL	hsl(140, 66%, 31%)
HSV	hsv(140, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 52.6%, 47.8%)
CIE-LAB	lab(48.72, -45.01, 29.45)
CIE-LCH	lch(48.72, 53.79, 146.80°)
OKLab	oklab(54.28% -0.1209 0.0713)
OKLCH	oklch(54.28% 0.14 149.5)
XYZ	xyz(9.7359, 17.3658, 7.5405)
Luminance	0.1737 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B853F #851B61

analogous

#2C851B #1B853F #1B8574

triadic

#1B853F #3F1B85 #853F1B

tetradic

#1B853F #1B2C85 #851B61 #85741B

square

#1B853F #1B2C85 #851B61 #85741B

split-complementary

#1B853F #741B85 #851B2C

monochromatic

#061F0F #115227 #1B853F #25B857 #42D975

Accessibility & contrast

On white

4.69

#1B853F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#1B853F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B853F

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B853F	#FFFFFF	#000000	##FFFFFF
##1B853F	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867939

Deuteranopia (green-blind)

#7A7044

Tritanopia (blue-blind)

#008275

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1b853f;
/* rgb */ color: rgb(27, 133, 63);
/* oklch */ color: oklch(54.3% 0.140 149.5);

Tailwind

colors: {
  custom: {
    50: '#6aa975',
    500: '#1b853f',
    950: '#000000',
  },
}

SCSS

$custom: #1b853f;
$custom-light: #6aa975;
$custom-dark: #000000;

JSON

{
  "hex": "#1b853f",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 63
  },
  "hsl": {
    "h": 140.377,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54283,
    "c": 0.14035,
    "h": 149.5
  },
  "luminance": 0.17367
}

Semantic roles & 50–950 ramp

primary

#1B853F

secondary

#B84491

accent

#3FAFE9

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#081008

muted

#7A7F7B

Preview Lab

Preview with #1B853F

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

Preview Lab → · Contrast checker → · Palette generator →