#A1B41F#A1B41F

#A1B41F is a light, vivid yellow. Relative luminance 0.403; OKLCH L 73.0% C 0.161 H 117.3°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#A1B41F
RGB	rgb(161, 180, 31)
HSL	hsl(68, 71%, 41%)
HSV	hsv(68, 83%, 71%)
CMYK	cmyk(10.6%, 0%, 82.8%, 29.4%)
CIE-LAB	lab(69.70, -24.22, 66.02)
CIE-LCH	lch(69.70, 70.32, 110.15°)
OKLab	oklab(73.05% -0.0737 0.1429)
OKLCH	oklch(73.05% 0.161 117.3)
XYZ	xyz(31.2674, 40.3189, 7.4312)
Luminance	0.4032 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B41F #321FB4

analogous

#B47D1F #A1B41F #57B41F

triadic

#A1B41F #1FA1B4 #B41FA1

tetradic

#A1B41F #1FB47D #321FB4 #B41F57

square

#A1B41F #1FB47D #321FB4 #B41F57

split-complementary

#A1B41F #1F57B4 #7D1FB4

monochromatic

#444C0D #728016 #A1B41F #C7DC34 #D5E568

Accessibility & contrast

On white

2.32

#A1B41F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#A1B41F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B41F

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B41F	#FFFFFF	#000000	##000000
##A1B41F	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)

#BFAB2F

Tritanopia (blue-blind)

#ACA99A

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a1b41f;
/* rgb */ color: rgb(161, 180, 31);
/* oklch */ color: oklch(73.0% 0.161 117.3);

Tailwind

colors: {
  custom: {
    50: '#c1ca6b',
    500: '#a1b41f',
    950: '#000000',
  },
}

SCSS

$custom: #a1b41f;
$custom-light: #c1ca6b;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b41f",
  "rgb": {
    "r": 161,
    "g": 180,
    "b": 31
  },
  "hsl": {
    "h": 67.651,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.7305,
    "c": 0.16081,
    "h": 117.3
  },
  "luminance": 0.40319
}

Semantic roles & 50–950 ramp

primary

#A1B41F

secondary

#7164CB

accent

#3AED51

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A1B41F

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

Preview Lab → · Contrast checker → · Palette generator →