#A3B41C#A3B41C

#A3B41C is a light, vivid yellow. Relative luminance 0.405; OKLCH L 73.2% C 0.161 H 116.5°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#A3B41C
RGB	rgb(163, 180, 28)
HSL	hsl(67, 73%, 41%)
HSV	hsv(67, 84%, 71%)
CMYK	cmyk(9.4%, 0%, 84.4%, 29.4%)
CIE-LAB	lab(69.83, -23.46, 66.92)
CIE-LCH	lch(69.83, 70.91, 109.32°)
OKLab	oklab(73.19% -0.0719 0.1443)
OKLCH	oklch(73.19% 0.161 116.5)
XYZ	xyz(31.6360, 40.5133, 7.2517)
Luminance	0.4051 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3B41C #2D1CB4

analogous

#B4791C #A3B41C #57B41C

triadic

#A3B41C #1CA3B4 #B41CA3

tetradic

#A3B41C #1CB479 #2D1CB4 #B41C57

square

#A3B41C #1CB479 #2D1CB4 #B41C57

split-complementary

#A3B41C #1C57B4 #791CB4

monochromatic

#434A0C #737F14 #A3B41C #CBDF2F #D8E764

Accessibility & contrast

On white

2.31

#A3B41C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.10

#A3B41C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3B41C

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3B41C	#FFFFFF	#000000	##000000
##A3B41C	1.00	2.31	9.10	9.10
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.10	21.00	1.00	1.00
##000000	9.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#C0AC2D

Tritanopia (blue-blind)

#AEA999

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #a3b41c;
/* rgb */ color: rgb(163, 180, 28);
/* oklch */ color: oklch(73.2% 0.161 116.5);

Tailwind

colors: {
  custom: {
    50: '#c2ca6a',
    500: '#a3b41c',
    950: '#000000',
  },
}

SCSS

$custom: #a3b41c;
$custom-light: #c2ca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3b41c",
  "rgb": {
    "r": 163,
    "g": 180,
    "b": 28
  },
  "hsl": {
    "h": 66.711,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.73194,
    "c": 0.16122,
    "h": 116.5
  },
  "luminance": 0.40513
}

Semantic roles & 50–950 ramp

primary

#A3B41C

secondary

#6C60CC

accent

#38F04D

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A3B41C

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

Preview Lab → · Contrast checker → · Palette generator →