#1B9053#1B9053

#1B9053 is a mid, vivid green. Relative luminance 0.208; OKLCH L 57.7% C 0.136 H 154.3°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#1B9053
RGB	rgb(27, 144, 83)
HSL	hsl(149, 68%, 34%)
HSV	hsv(149, 81%, 56%)
CMYK	cmyk(81.3%, 0%, 42.4%, 43.5%)
CIE-LAB	lab(52.73, -45.53, 23.79)
CIE-LCH	lch(52.73, 51.37, 152.42°)
OKLab	oklab(57.71% -0.1225 0.0591)
OKLCH	oklch(57.71% 0.136 154.3)
XYZ	xyz(11.9854, 20.8026, 11.5656)
Luminance	0.2080 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9053 #901B58

analogous

#1D901B #1B9053 #1B908D

triadic

#1B9053 #531B90 #90531B

tetradic

#1B9053 #1B1D90 #901B58 #908D1B

square

#1B9053 #1B1D90 #901B58 #908D1B

split-complementary

#1B9053 #8D1B90 #901B1D

monochromatic

#082918 #115C35 #1B9053 #25C471 #49DD90

Accessibility & contrast

On white

4.07

#1B9053 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#1B9053 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9053

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9053	#FFFFFF	#000000	##000000
##1B9053	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90844F

Deuteranopia (green-blind)

#827A57

Tritanopia (blue-blind)

#008E81

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1b9053;
/* rgb */ color: rgb(27, 144, 83);
/* oklch */ color: oklch(57.7% 0.136 154.3);

Tailwind

colors: {
  custom: {
    50: '#6db184',
    500: '#1b9053',
    950: '#000000',
  },
}

SCSS

$custom: #1b9053;
$custom-light: #6db184;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9053",
  "rgb": {
    "r": 27,
    "g": 144,
    "b": 83
  },
  "hsl": {
    "h": 148.718,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57706,
    "c": 0.13601,
    "h": 154.3
  },
  "luminance": 0.20804
}

Semantic roles & 50–950 ramp

primary

#1B9053

secondary

#BF4886

accent

#3D98EB

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #1B9053

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

Preview Lab → · Contrast checker → · Palette generator →