#A1B41C#A1B41C

#A1B41C is a light, vivid yellow. Relative luminance 0.403; OKLCH L 73.0% C 0.162 H 117.3°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#A1B41C
RGB	rgb(161, 180, 28)
HSL	hsl(68, 73%, 41%)
HSV	hsv(68, 84%, 71%)
CMYK	cmyk(10.6%, 0%, 84.4%, 29.4%)
CIE-LAB	lab(69.69, -24.31, 66.74)
CIE-LCH	lch(69.69, 71.03, 110.02°)
OKLab	oklab(73.04% -0.0742 0.144)
OKLCH	oklch(73.04% 0.162 117.3)
XYZ	xyz(31.2296, 40.3038, 7.2326)
Luminance	0.4030 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B41C #2F1CB4

analogous

#B47B1C #A1B41C #55B41C

triadic

#A1B41C #1CA1B4 #B41CA1

tetradic

#A1B41C #1CB47B #2F1CB4 #B41C55

square

#A1B41C #1CB47B #2F1CB4 #B41C55

split-complementary

#A1B41C #1C55B4 #7B1CB4

monochromatic

#424A0C #727F14 #A1B41C #C9DF2F #D6E764

Accessibility & contrast

On white

2.32

#A1B41C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#A1B41C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B41C

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B41C	#FFFFFF	#000000	##000000
##A1B41C	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#BFAB2D

Tritanopia (blue-blind)

#ACA999

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a1b41c;
/* rgb */ color: rgb(161, 180, 28);
/* oklch */ color: oklch(73.0% 0.162 117.3);

Tailwind

colors: {
  custom: {
    50: '#c1ca6a',
    500: '#a1b41c',
    950: '#000000',
  },
}

SCSS

$custom: #a1b41c;
$custom-light: #c1ca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b41c",
  "rgb": {
    "r": 161,
    "g": 180,
    "b": 28
  },
  "hsl": {
    "h": 67.5,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.73038,
    "c": 0.16195,
    "h": 117.3
  },
  "luminance": 0.40303
}

Semantic roles & 50–950 ramp

primary

#A1B41C

secondary

#6E60CC

accent

#38F04F

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A1B41C

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

Preview Lab → · Contrast checker → · Palette generator →