#1B904E#1B904E

#1B904E is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.6% C 0.141 H 152.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#1B904E
RGB	rgb(27, 144, 78)
HSL	hsl(146, 68%, 34%)
HSV	hsv(146, 81%, 56%)
CMYK	cmyk(81.3%, 0%, 45.8%, 43.5%)
CIE-LAB	lab(52.65, -46.48, 26.40)
CIE-LCH	lch(52.65, 53.46, 150.40°)
OKLab	oklab(57.61% -0.1249 0.065)
OKLCH	oklch(57.61% 0.141 152.5)
XYZ	xyz(11.7993, 20.7281, 10.5853)
Luminance	0.2073 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B904E #901B5D

analogous

#22901B #1B904E #1B9088

triadic

#1B904E #4E1B90 #904E1B

tetradic

#1B904E #1B2290 #901B5D #90881B

square

#1B904E #1B2290 #901B5D #90881B

split-complementary

#1B904E #881B90 #901B22

monochromatic

#082916 #115C32 #1B904E #25C46A #49DD89

Accessibility & contrast

On white

4.08

#1B904E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#1B904E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B904E

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B904E	#FFFFFF	#000000	##000000
##1B904E	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908349

Deuteranopia (green-blind)

#837A53

Tritanopia (blue-blind)

#008E80

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1b904e;
/* rgb */ color: rgb(27, 144, 78);
/* oklch */ color: oklch(57.6% 0.141 152.5);

Tailwind

colors: {
  custom: {
    50: '#6db280',
    500: '#1b904e',
    950: '#000000',
  },
}

SCSS

$custom: #1b904e;
$custom-light: #6db280;
$custom-dark: #000000;

JSON

{
  "hex": "#1b904e",
  "rgb": {
    "r": 27,
    "g": 144,
    "b": 78
  },
  "hsl": {
    "h": 146.154,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57611,
    "c": 0.14079,
    "h": 152.5
  },
  "luminance": 0.2073
}

Semantic roles & 50–950 ramp

primary

#1B904E

secondary

#BF488B

accent

#3D9FEB

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #1B904E

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

Preview Lab → · Contrast checker → · Palette generator →