#A1B429#A1B429

#A1B429 is a light, vivid yellow. Relative luminance 0.404; OKLCH L 73.1% C 0.156 H 117.4°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#A1B429
RGB	rgb(161, 180, 41)
HSL	hsl(68, 63%, 43%)
HSV	hsv(68, 77%, 71%)
CMYK	cmyk(10.6%, 0%, 77.2%, 29.4%)
CIE-LAB	lab(69.74, -23.84, 63.24)
CIE-LCH	lch(69.74, 67.59, 110.66°)
OKLab	oklab(73.1% -0.072 0.1387)
OKLCH	oklch(73.1% 0.156 117.4)
XYZ	xyz(31.4202, 40.3800, 8.2363)
Luminance	0.4038 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B429 #3C29B4

analogous

#B48129 #A1B429 #5CB429

triadic

#A1B429 #29A1B4 #B429A1

tetradic

#A1B429 #29B481 #3C29B4 #B4295C

square

#A1B429 #29B481 #3C29B4 #B4295C

split-complementary

#A1B429 #295CB4 #8129B4

monochromatic

#485012 #74821E #A1B429 #C1D545 #D2E077

Accessibility & contrast

On white

2.31

#A1B429 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#A1B429 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B429

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B429	#FFFFFF	#000000	##000000
##A1B429	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA00

Deuteranopia (green-blind)

#BFAB36

Tritanopia (blue-blind)

#ABAA9A

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a1b429;
/* rgb */ color: rgb(161, 180, 41);
/* oklch */ color: oklch(73.1% 0.156 117.4);

Tailwind

colors: {
  custom: {
    50: '#c0ca6f',
    500: '#a1b429',
    950: '#000000',
  },
}

SCSS

$custom: #a1b429;
$custom-light: #c0ca6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b429",
  "rgb": {
    "r": 161,
    "g": 180,
    "b": 41
  },
  "hsl": {
    "h": 68.201,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.73099,
    "c": 0.15627,
    "h": 117.4
  },
  "luminance": 0.4038
}

Semantic roles & 50–950 ramp

primary

#A1B429

secondary

#7D71C8

accent

#42E658

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A1B429

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

Preview Lab → · Contrast checker → · Palette generator →