#1B8B52#1B8B52

#1B8B52 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.3% C 0.130 H 155.0°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B52
RGB	rgb(27, 139, 82)
HSL	hsl(149, 67%, 33%)
HSV	hsv(149, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 41%, 45.5%)
CIE-LAB	lab(51.04, -43.80, 22.12)
CIE-LCH	lch(51.04, 49.07, 153.21°)
OKLab	oklab(56.3% -0.118 0.0551)
OKLCH	oklch(56.3% 0.13 155)
XYZ	xyz(11.2065, 19.3061, 11.1168)
Luminance	0.1931 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B52 #8B1B54

analogous

#1C8B1B #1B8B52 #1B8B8A

triadic

#1B8B52 #521B8B #8B521B

tetradic

#1B8B52 #1B1C8B #8B1B54 #8B8A1B

square

#1B8B52 #1B1C8B #8B1B54 #8B8A1B

split-complementary

#1B8B52 #8A1B8B #8B1B1C

monochromatic

#072516 #115834 #1B8B52 #25BE70 #45DB8F

Accessibility & contrast

On white

4.32

#1B8B52 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#1B8B52 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B52

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B52	#FFFFFF	#000000	##000000
##1B8B52	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7F4E

Deuteranopia (green-blind)

#7E7656

Tritanopia (blue-blind)

#00897D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1b8b52;
/* rgb */ color: rgb(27, 139, 82);
/* oklch */ color: oklch(56.3% 0.130 155.0);

Tailwind

colors: {
  custom: {
    50: '#6bae83',
    500: '#1b8b52',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b52;
$custom-light: #6bae83;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b52",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 82
  },
  "hsl": {
    "h": 149.464,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56304,
    "c": 0.13022,
    "h": 155
  },
  "luminance": 0.19307
}

Semantic roles & 50–950 ramp

primary

#1B8B52

secondary

#BC4582

accent

#3D95EA

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #1B8B52

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

Preview Lab → · Contrast checker → · Palette generator →