#A78B23#A78B23

#A78B23 is a light, vivid yellow. Relative luminance 0.268; OKLCH L 64.5% C 0.121 H 92.9°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#A78B23
RGB	rgb(167, 139, 35)
HSL	hsl(47, 65%, 40%)
HSV	hsv(47, 79%, 65%)
CMYK	cmyk(0%, 16.8%, 79%, 34.5%)
CIE-LAB	lab(58.79, -0.01, 55.37)
CIE-LCH	lch(58.79, 55.37, 90.01°)
OKLab	oklab(64.48% -0.0061 0.1205)
OKLCH	oklch(64.48% 0.121 92.9)
XYZ	xyz(25.4738, 26.8036, 5.4217)
Luminance	0.2680 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A78B23 #233FA7

analogous

#A74923 #A78B23 #81A723

triadic

#A78B23 #23A78B #8B23A7

tetradic

#A78B23 #23A749 #233FA7 #A72381

square

#A78B23 #23A749 #233FA7 #A72381

split-complementary

#A78B23 #2381A7 #4923A7

monochromatic

#42370E #746118 #A78B23 #D4B233 #DFC566

Accessibility & contrast

On white

3.30

#A78B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#A78B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A78B23

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A78B23	#FFFFFF	#000000	##000000
##A78B23	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)

#9B890C

Deuteranopia (green-blind)

#A2912A

Tritanopia (blue-blind)

#B57F77

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #a78b23;
/* rgb */ color: rgb(167, 139, 35);
/* oklch */ color: oklch(64.5% 0.121 92.9);

Tailwind

colors: {
  custom: {
    50: '#c5ac67',
    500: '#a78b23',
    950: '#000000',
  },
}

SCSS

$custom: #a78b23;
$custom-light: #c5ac67;
$custom-dark: #000000;

JSON

{
  "hex": "#a78b23",
  "rgb": {
    "r": 167,
    "g": 139,
    "b": 35
  },
  "hsl": {
    "h": 47.273,
    "s": 65.347,
    "l": 39.608
  },
  "oklch": {
    "l": 0.64484,
    "c": 0.12069,
    "h": 92.9
  },
  "luminance": 0.26802
}

Semantic roles & 50–950 ramp

primary

#A78B23

secondary

#6176C4

accent

#63E83F

background

#FCFAF6

surface

#F9F4EB

border

#D2CEC6

text

#131006

muted

#827F7A

Preview Lab

Preview with #A78B23

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

Preview Lab → · Contrast checker → · Palette generator →