#A78B21#A78B21

#A78B21 is a light, vivid yellow. Relative luminance 0.268; OKLCH L 64.5% C 0.122 H 93.1°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#A78B21
RGB	rgb(167, 139, 33)
HSL	hsl(47, 67%, 39%)
HSV	hsv(47, 80%, 65%)
CMYK	cmyk(0%, 16.8%, 80.2%, 34.5%)
CIE-LAB	lab(58.78, -0.09, 56.05)
CIE-LCH	lch(58.78, 56.05, 90.09°)
OKLab	oklab(64.47% -0.0066 0.1216)
OKLCH	oklch(64.47% 0.122 93.1)
XYZ	xyz(25.4449, 26.7921, 5.2697)
Luminance	0.2679 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A78B21 #213DA7

analogous

#A74821 #A78B21 #80A721

triadic

#A78B21 #21A78B #8B21A7

tetradic

#A78B21 #21A748 #213DA7 #A72180

square

#A78B21 #21A748 #213DA7 #A72180

split-complementary

#A78B21 #2180A7 #4821A7

monochromatic

#41360D #746017 #A78B21 #D6B32F #E0C662

Accessibility & contrast

On white

3.30

#A78B21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#A78B21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A78B21

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A78B21	#FFFFFF	#000000	##000000
##A78B21	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8907

Deuteranopia (green-blind)

#A29128

Tritanopia (blue-blind)

#B57F77

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #a78b21;
/* rgb */ color: rgb(167, 139, 33);
/* oklch */ color: oklch(64.5% 0.122 93.1);

Tailwind

colors: {
  custom: {
    50: '#c5ac66',
    500: '#a78b21',
    950: '#000000',
  },
}

SCSS

$custom: #a78b21;
$custom-light: #c5ac66;
$custom-dark: #000000;

JSON

{
  "hex": "#a78b21",
  "rgb": {
    "r": 167,
    "g": 139,
    "b": 33
  },
  "hsl": {
    "h": 47.463,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.64472,
    "c": 0.12174,
    "h": 93.1
  },
  "luminance": 0.26791
}

Semantic roles & 50–950 ramp

primary

#A78B21

secondary

#5F74C5

accent

#62EA3E

background

#FCFAF6

surface

#F9F4EB

border

#D2CEC6

text

#141006

muted

#827F7A

Preview Lab

Preview with #A78B21

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

Preview Lab → · Contrast checker → · Palette generator →