#9ECB3B#9ECB3B

#9ECB3B is a light, vivid yellow-green. Relative luminance 0.503; OKLCH L 78.3% C 0.174 H 125.5°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#9ECB3B
RGB	rgb(158, 203, 59)
HSL	hsl(79, 58%, 51%)
HSV	hsv(79, 71%, 80%)
CMYK	cmyk(22.2%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(76.25, -35.05, 63.34)
CIE-LCH	lch(76.25, 72.39, 118.96°)
OKLab	oklab(78.33% -0.1011 0.1419)
OKLCH	oklch(78.33% 0.174 125.5)
XYZ	xyz(36.2461, 50.2963, 11.9354)
Luminance	0.5030 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECB3B #683BCB

analogous

#CBB03B #9ECB3B #56CB3B

triadic

#9ECB3B #3B9ECB #CB3B9E

tetradic

#9ECB3B #3BCBB0 #683BCB #CB3B56

square

#9ECB3B #3BCBB0 #683BCB #CB3B56

split-complementary

#9ECB3B #3B56CB #B03BCB

monochromatic

#556E1D #7A9F2A #9ECB3B #B6D86B #CEE59C

Accessibility & contrast

On white

1.90

#9ECB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#9ECB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECB3B

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECB3B	#FFFFFF	#000000	##000000
##9ECB3B	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE22

Deuteranopia (green-blind)

#D0BB48

Tritanopia (blue-blind)

#A5C1AF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #9ecb3b;
/* rgb */ color: rgb(158, 203, 59);
/* oklch */ color: oklch(78.3% 0.174 125.5);

Tailwind

colors: {
  custom: {
    50: '#bedb7a',
    500: '#9ecb3b',
    950: '#000000',
  },
}

SCSS

$custom: #9ecb3b;
$custom-light: #bedb7a;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecb3b",
  "rgb": {
    "r": 158,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 78.75,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.78335,
    "c": 0.17427,
    "h": 125.5
  },
  "luminance": 0.50297
}

Semantic roles & 50–950 ramp

primary

#9ECB3B

secondary

#483378

accent

#47E177

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #9ECB3B

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

Preview Lab → · Contrast checker → · Palette generator →