#FFB504#FFB504

#FFB504 is a very light, vivid orange. Relative luminance 0.543; OKLCH L 82.2% C 0.170 H 78.9°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#FFB504
RGB	rgb(255, 181, 4)
HSL	hsl(42, 100%, 51%)
HSV	hsv(42, 98%, 100%)
CMYK	cmyk(0%, 29%, 98.4%, 0%)
CIE-LAB	lab(78.65, 15.62, 81.00)
CIE-LCH	lch(78.65, 82.49, 79.09°)
OKLab	oklab(82.17% 0.0328 0.167)
OKLCH	oklch(82.17% 0.17 78.9)
XYZ	xyz(57.7903, 54.3216, 7.5564)
Luminance	0.5432 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFB504 #044EFF

analogous

#FF3704 #FFB504 #CBFF04

triadic

#FFB504 #04FFB5 #B504FF

tetradic

#FFB504 #04FF37 #044EFF #FF04CB

square

#FFB504 #04FF37 #044EFF #FF04CB

split-complementary

#FFB504 #04CBFF #3704FF

monochromatic

#896000 #C68B00 #FFB504 #FFC741 #FFD97E

Accessibility & contrast

On white

1.77

#FFB504 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#FFB504 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFB504

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFB504	#FFFFFF	#000000	##000000
##FFB504	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B800

Deuteranopia (green-blind)

#E3CA18

Tritanopia (blue-blind)

#FFA09A

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #ffb504;
/* rgb */ color: rgb(255, 181, 4);
/* oklch */ color: oklch(82.2% 0.170 78.9);

Tailwind

colors: {
  custom: {
    50: '#ffca67',
    500: '#ffb504',
    950: '#000000',
  },
}

SCSS

$custom: #ffb504;
$custom-light: #ffca67;
$custom-dark: #000000;

JSON

{
  "hex": "#ffb504",
  "rgb": {
    "r": 255,
    "g": 181,
    "b": 4
  },
  "hsl": {
    "h": 42.311,
    "s": 100,
    "l": 50.784
  },
  "oklch": {
    "l": 0.82165,
    "c": 0.17023,
    "h": 78.9
  },
  "luminance": 0.54317
}

Semantic roles & 50–950 ramp

primary

#FFB504

secondary

#193C8E

accent

#68FF29

background

#FFFDFB

surface

#FFF9F0

border

#D7D2CB

text

#1A1307

muted

#87827C

Preview Lab

Preview with #FFB504

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

Preview Lab → · Contrast checker → · Palette generator →