#A1B025#A1B025

#A1B025 is a light, vivid yellow. Relative luminance 0.388; OKLCH L 72.2% C 0.154 H 115.9°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#A1B025
RGB	rgb(161, 176, 37)
HSL	hsl(66, 65%, 42%)
HSV	hsv(66, 79%, 69%)
CMYK	cmyk(8.5%, 0%, 79%, 31%)
CIE-LAB	lab(68.58, -22.03, 63.40)
CIE-LCH	lch(68.58, 67.12, 109.16°)
OKLab	oklab(72.16% -0.0673 0.1383)
OKLCH	oklch(72.16% 0.154 115.9)
XYZ	xyz(30.5581, 38.7618, 7.6219)
Luminance	0.3876 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B025 #3425B0

analogous

#B07A25 #A1B025 #5CB025

triadic

#A1B025 #25A1B0 #B025A1

tetradic

#A1B025 #25B07A #3425B0 #B0255C

square

#A1B025 #25B07A #3425B0 #B0255C

split-complementary

#A1B025 #255CB0 #7A25B0

monochromatic

#444B10 #737D1A #A1B025 #C5D63C #D4E16F

Accessibility & contrast

On white

2.40

#A1B025 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#A1B025 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B025

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B025	#FFFFFF	#000000	##000000
##A1B025	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA700

Deuteranopia (green-blind)

#BCA832

Tritanopia (blue-blind)

#ACA697

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #a1b025;
/* rgb */ color: rgb(161, 176, 37);
/* oklch */ color: oklch(72.2% 0.154 115.9);

Tailwind

colors: {
  custom: {
    50: '#c1c76c',
    500: '#a1b025',
    950: '#000000',
  },
}

SCSS

$custom: #a1b025;
$custom-light: #c1c76c;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b025",
  "rgb": {
    "r": 161,
    "g": 176,
    "b": 37
  },
  "hsl": {
    "h": 66.475,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.72159,
    "c": 0.15383,
    "h": 115.9
  },
  "luminance": 0.38761
}

Semantic roles & 50–950 ramp

primary

#A1B025

secondary

#746AC7

accent

#40E852

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131308

muted

#82827A

Preview Lab

Preview with #A1B025

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

Preview Lab → · Contrast checker → · Palette generator →