#A78A21#A78A21

#A78A21 is a light, vivid yellow. Relative luminance 0.265; OKLCH L 64.3% C 0.121 H 92.4°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#A78A21
RGB	rgb(167, 138, 33)
HSL	hsl(47, 67%, 39%)
HSV	hsv(47, 80%, 65%)
CMYK	cmyk(0%, 17.4%, 80.2%, 34.5%)
CIE-LAB	lab(58.51, 0.47, 55.81)
CIE-LCH	lch(58.51, 55.81, 89.52°)
OKLab	oklab(64.26% -0.005 0.121)
OKLCH	oklch(64.26% 0.121 92.4)
XYZ	xyz(25.3008, 26.5038, 5.2217)
Luminance	0.2650 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A78A21 #213EA7

analogous

#A74721 #A78A21 #81A721

triadic

#A78A21 #21A78A #8A21A7

tetradic

#A78A21 #21A747 #213EA7 #A72181

square

#A78A21 #21A747 #213EA7 #A72181

split-complementary

#A78A21 #2181A7 #4721A7

monochromatic

#41360D #746017 #A78A21 #D6B22F #E0C562

Accessibility & contrast

On white

3.33

#A78A21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#A78A21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A78A21

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A78A21	#FFFFFF	#000000	##000000
##A78A21	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8807

Deuteranopia (green-blind)

#A19028

Tritanopia (blue-blind)

#B57E76

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #a78a21;
/* rgb */ color: rgb(167, 138, 33);
/* oklch */ color: oklch(64.3% 0.121 92.4);

Tailwind

colors: {
  custom: {
    50: '#c5ab66',
    500: '#a78a21',
    950: '#000000',
  },
}

SCSS

$custom: #a78a21;
$custom-light: #c5ab66;
$custom-dark: #000000;

JSON

{
  "hex": "#a78a21",
  "rgb": {
    "r": 167,
    "g": 138,
    "b": 33
  },
  "hsl": {
    "h": 47.015,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.64259,
    "c": 0.12114,
    "h": 92.4
  },
  "luminance": 0.26502
}

Semantic roles & 50–950 ramp

primary

#A78A21

secondary

#5F75C5

accent

#63EA3E

background

#FCFAF6

surface

#F9F4EB

border

#D2CEC6

text

#141006

muted

#827F7A

Preview Lab

Preview with #A78A21

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

Preview Lab → · Contrast checker → · Palette generator →