#89CF3B#89CF3B

#89CF3B is a light, vivid yellow-green. Relative luminance 0.503; OKLCH L 78.0% C 0.189 H 131.7°. Best body text is #000000 at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#89CF3B
RGB	rgb(137, 207, 59)
HSL	hsl(88, 61%, 52%)
HSV	hsv(88, 71%, 81%)
CMYK	cmyk(33.8%, 0%, 71.5%, 18.8%)
CIE-LAB	lab(76.23, -44.63, 62.92)
CIE-LCH	lch(76.23, 77.14, 125.35°)
OKLab	oklab(78% -0.126 0.1415)
OKLCH	oklch(78% 0.189 131.7)
XYZ	xyz(33.4184, 50.2585, 12.0769)
Luminance	0.5026 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#89CF3B #813BCF

analogous

#CFCB3B #89CF3B #3FCF3B

triadic

#89CF3B #3B89CF #CF3B89

tetradic

#89CF3B #3BCFCB #813BCF #CF3B3F

square

#89CF3B #3BCFCB #813BCF #CF3B3F

split-complementary

#89CF3B #3B3FCF #CB3BCF

monochromatic

#4A731C #6AA528 #89CF3B #A7DB6C #C4E79D

Accessibility & contrast

On white

1.90

#89CF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.05

#89CF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #89CF3B

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##89CF3B	#FFFFFF	#000000	##000000
##89CF3B	1.00	1.90	11.05	11.05
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.05	21.00	1.00	1.00
##000000	11.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF21

Deuteranopia (green-blind)

#CEBA49

Tritanopia (blue-blind)

#8BC6B2

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #89cf3b;
/* rgb */ color: rgb(137, 207, 59);
/* oklch */ color: oklch(78.0% 0.189 131.7);

Tailwind

colors: {
  custom: {
    50: '#b0de7a',
    500: '#89cf3b',
    950: '#000000',
  },
}

SCSS

$custom: #89cf3b;
$custom-light: #b0de7a;
$custom-dark: #000000;

JSON

{
  "hex": "#89cf3b",
  "rgb": {
    "r": 137,
    "g": 207,
    "b": 59
  },
  "hsl": {
    "h": 88.378,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.78002,
    "c": 0.18947,
    "h": 131.7
  },
  "luminance": 0.5026
}

Semantic roles & 50–950 ramp

primary

#89CF3B

secondary

#55327C

accent

#44E490

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #89CF3B

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

Preview Lab → · Contrast checker → · Palette generator →