#A4B01F#A4B01F

#A4B01F is a light, vivid yellow. Relative luminance 0.390; OKLCH L 72.4% C 0.155 H 114.7°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#A4B01F
RGB	rgb(164, 176, 31)
HSL	hsl(65, 70%, 41%)
HSV	hsv(65, 82%, 69%)
CMYK	cmyk(6.8%, 0%, 82.4%, 31%)
CIE-LAB	lab(68.78, -20.96, 65.32)
CIE-LCH	lch(68.78, 68.60, 107.79°)
OKLab	oklab(72.37% -0.0649 0.1413)
OKLCH	oklch(72.37% 0.156 114.7)
XYZ	xyz(31.0835, 39.0427, 7.1946)
Luminance	0.3904 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B01F #2B1FB0

analogous

#B0741F #A4B01F #5BB01F

triadic

#A4B01F #1FA4B0 #B01FA4

tetradic

#A4B01F #1FB074 #2B1FB0 #B01F5B

square

#A4B01F #1FB074 #2B1FB0 #B01F5B

split-complementary

#A4B01F #1F5BB0 #741FB0

monochromatic

#43480D #747C16 #A4B01F #CDDB31 #D9E465

Accessibility & contrast

On white

2.38

#A4B01F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#A4B01F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B01F

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B01F	#FFFFFF	#000000	##000000
##A4B01F	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA700

Deuteranopia (green-blind)

#BDA92E

Tritanopia (blue-blind)

#AFA596

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #a4b01f;
/* rgb */ color: rgb(164, 176, 31);
/* oklch */ color: oklch(72.4% 0.155 114.7);

Tailwind

colors: {
  custom: {
    50: '#c3c76a',
    500: '#a4b01f',
    950: '#000000',
  },
}

SCSS

$custom: #a4b01f;
$custom-light: #c3c76a;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b01f",
  "rgb": {
    "r": 164,
    "g": 176,
    "b": 31
  },
  "hsl": {
    "h": 64.966,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.72372,
    "c": 0.1555,
    "h": 114.7
  },
  "luminance": 0.39042
}

Semantic roles & 50–950 ramp

primary

#A4B01F

secondary

#6A62C9

accent

#3BED4A

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A4B01F

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

Preview Lab → · Contrast checker → · Palette generator →