#FFCB51#FFCB51

#FFCB51 is a very light, vivid orange. Relative luminance 0.646; OKLCH L 86.7% C 0.148 H 85.3°. Best body text is #000000 at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#FFCB51
RGB	rgb(255, 203, 81)
HSL	hsl(42, 100%, 66%)
HSV	hsv(42, 68%, 100%)
CMYK	cmyk(0%, 20.4%, 68.2%, 0%)
CIE-LAB	lab(84.26, 6.28, 65.44)
CIE-LCH	lch(84.26, 65.74, 84.52°)
OKLab	oklab(86.67% 0.012 0.1471)
OKLCH	oklch(86.67% 0.148 85.3)
XYZ	xyz(64.0848, 64.5702, 16.8709)
Luminance	0.6457 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFCB51 #5185FF

analogous

#FF7451 #FFCB51 #DCFF51

triadic

#FFCB51 #51FFCB #CB51FF

tetradic

#FFCB51 #51FF74 #5185FF #FF51DC

square

#FFCB51 #51FF74 #5185FF #FF51DC

split-complementary

#FFCB51 #51DCFF #7451FF

monochromatic

#D69600 #FFB914 #FFCB51 #FFDD8E #FFF0CB

Accessibility & contrast

On white

1.51

#FFCB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.91

#FFCB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFCB51

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFCB51	#FFFFFF	#000000	##000000
##FFCB51	1.00	1.51	13.91	13.91
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.91	21.00	1.00	1.00
##000000	13.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2CA42

Deuteranopia (green-blind)

#EFD856

Tritanopia (blue-blind)

#FFBAB2

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #ffcb51;
/* rgb */ color: rgb(255, 203, 81);
/* oklch */ color: oklch(86.7% 0.148 85.3);

Tailwind

colors: {
  custom: {
    50: '#ffda88',
    500: '#ffcb51',
    950: '#000000',
  },
}

SCSS

$custom: #ffcb51;
$custom-light: #ffda88;
$custom-dark: #000000;

JSON

{
  "hex": "#ffcb51",
  "rgb": {
    "r": 255,
    "g": 203,
    "b": 81
  },
  "hsl": {
    "h": 42.069,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.86668,
    "c": 0.1476,
    "h": 85.3
  },
  "luminance": 0.64566
}

Semantic roles & 50–950 ramp

primary

#FFCB51

secondary

#2558D0

accent

#45E600

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#19140C

muted

#87837F

Preview Lab

Preview with #FFCB51

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

Preview Lab → · Contrast checker → · Palette generator →