#90C440#90C440

#90C440 is a light, vivid yellow-green. Relative luminance 0.458; OKLCH L 75.8% C 0.169 H 128.4°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#90C440
RGB	rgb(144, 196, 64)
HSL	hsl(84, 53%, 51%)
HSV	hsv(84, 67%, 77%)
CMYK	cmyk(26.5%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(73.40, -36.91, 58.28)
CIE-LCH	lch(73.40, 68.98, 122.35°)
OKLab	oklab(75.82% -0.105 0.1323)
OKLCH	oklch(75.82% 0.169 128.4)
XYZ	xyz(32.1669, 45.7786, 11.9909)
Luminance	0.4578 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C440 #7440C4

analogous

#C4B640 #90C440 #4EC440

triadic

#90C440 #4090C4 #C44090

tetradic

#90C440 #40C4B6 #7440C4 #C4404E

square

#90C440 #40C4B6 #7440C4 #C4404E

split-complementary

#90C440 #404EC4 #B640C4

monochromatic

#4D6920 #6F982F #90C440 #ABD26F #C6E19E

Accessibility & contrast

On white

2.07

#90C440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#90C440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C440

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C440	#FFFFFF	#000000	##000000
##90C440	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB72D

Deuteranopia (green-blind)

#C6B34B

Tritanopia (blue-blind)

#95BBA9

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #90c440;
/* rgb */ color: rgb(144, 196, 64);
/* oklch */ color: oklch(75.8% 0.169 128.4);

Tailwind

colors: {
  custom: {
    50: '#b4d67c',
    500: '#90c440',
    950: '#000000',
  },
}

SCSS

$custom: #90c440;
$custom-light: #b4d67c;
$custom-dark: #000000;

JSON

{
  "hex": "#90c440",
  "rgb": {
    "r": 144,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 83.636,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.75816,
    "c": 0.1689,
    "h": 128.4
  },
  "luminance": 0.45779
}

Semantic roles & 50–950 ramp

primary

#90C440

secondary

#AA93CD

accent

#4CDC85

background

#FBFDF7

surface

#F6FAEE

border

#D0D3C9

text

#11140A

muted

#80837C

Preview Lab

Preview with #90C440

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

Preview Lab → · Contrast checker → · Palette generator →