#198F51#198F51

#198F51 is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.4% C 0.137 H 153.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#198F51
RGB	rgb(25, 143, 81)
HSL	hsl(148, 70%, 33%)
HSV	hsv(148, 83%, 56%)
CMYK	cmyk(82.5%, 0%, 43.4%, 43.9%)
CIE-LAB	lab(52.34, -45.77, 24.36)
CIE-LCH	lch(52.34, 51.85, 151.98°)
OKLab	oklab(57.36% -0.1231 0.0603)
OKLCH	oklch(57.36% 0.137 153.9)
XYZ	xyz(11.7075, 20.4442, 11.1121)
Luminance	0.2045 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#198F51 #8F1957

analogous

#1C8F19 #198F51 #198F8C

triadic

#198F51 #51198F #8F5119

tetradic

#198F51 #191C8F #8F1957 #8F8C19

square

#198F51 #191C8F #8F1957 #8F8C19

split-complementary

#198F51 #8C198F #8F191C

monochromatic

#072716 #105B33 #198F51 #22C36F #44DE8D

Accessibility & contrast

On white

4.13

#198F51 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#198F51 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #198F51

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##198F51	#FFFFFF	#000000	##000000
##198F51	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F834D

Deuteranopia (green-blind)

#817955

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #198f51;
/* rgb */ color: rgb(25, 143, 81);
/* oklch */ color: oklch(57.4% 0.137 153.9);

Tailwind

colors: {
  custom: {
    50: '#6cb182',
    500: '#198f51',
    950: '#000000',
  },
}

SCSS

$custom: #198f51;
$custom-light: #6cb182;
$custom-dark: #000000;

JSON

{
  "hex": "#198f51",
  "rgb": {
    "r": 25,
    "g": 143,
    "b": 81
  },
  "hsl": {
    "h": 148.475,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.57358,
    "c": 0.13708,
    "h": 153.9
  },
  "luminance": 0.20446
}

Semantic roles & 50–950 ramp

primary

#198F51

secondary

#BF4485

accent

#3B98ED

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110A

muted

#7B807C

Preview Lab

Preview with #198F51

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

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