#218B54#218B54

#218B54 is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.5% C 0.127 H 155.3°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#218B54
RGB	rgb(33, 139, 84)
HSL	hsl(149, 62%, 34%)
HSV	hsv(149, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 39.6%, 45.5%)
CIE-LAB	lab(51.18, -42.58, 21.21)
CIE-LCH	lch(51.18, 47.57, 153.52°)
OKLab	oklab(56.46% -0.1149 0.053)
OKLCH	oklch(56.46% 0.127 155.3)
XYZ	xyz(11.4590, 19.4273, 11.5317)
Luminance	0.1943 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B54 #8B2158

analogous

#238B21 #218B54 #218B89

triadic

#218B54 #54218B #8B5421

tetradic

#218B54 #21238B #8B2158 #8B8921

square

#218B54 #21238B #8B2158 #8B8921

split-complementary

#218B54 #89218B #8B2123

monochromatic

#0A2818 #155A36 #218B54 #2DBC72 #51D691

Accessibility & contrast

On white

4.30

#218B54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#218B54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B54

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B54	#FFFFFF	#000000	##000000
##218B54	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7F50

Deuteranopia (green-blind)

#7E7658

Tritanopia (blue-blind)

#008A7D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218b54;
/* rgb */ color: rgb(33, 139, 84);
/* oklch */ color: oklch(56.5% 0.127 155.3);

Tailwind

colors: {
  custom: {
    50: '#6dae84',
    500: '#218b54',
    950: '#000000',
  },
}

SCSS

$custom: #218b54;
$custom-light: #6dae84;
$custom-dark: #000000;

JSON

{
  "hex": "#218b54",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 84
  },
  "hsl": {
    "h": 148.868,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56461,
    "c": 0.12653,
    "h": 155.3
  },
  "luminance": 0.19429
}

Semantic roles & 50–950 ramp

primary

#218B54

secondary

#B94F86

accent

#4397E5

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #218B54

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

Preview Lab → · Contrast checker → · Palette generator →