#EFB251#EFB251

#EFB251 is a light, vivid orange. Relative luminance 0.508; OKLCH L 80.3% C 0.133 H 76.3°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#EFB251
RGB	rgb(239, 178, 81)
HSL	hsl(37, 83%, 63%)
HSV	hsv(37, 66%, 94%)
CMYK	cmyk(0%, 25.5%, 66.1%, 6.3%)
CIE-LAB	lab(76.55, 12.63, 56.75)
CIE-LCH	lch(76.55, 58.14, 77.45°)
OKLab	oklab(80.25% 0.0315 0.1292)
OKLCH	oklch(80.25% 0.133 76.3)
XYZ	xyz(53.0055, 50.7896, 14.7946)
Luminance	0.5079 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFB251 #518EEF

analogous

#EF6351 #EFB251 #DDEF51

triadic

#EFB251 #51EFB2 #B251EF

tetradic

#EFB251 #51EF63 #518EEF #EF51DD

square

#EFB251 #51EF63 #518EEF #EF51DD

split-complementary

#EFB251 #51DDEF #6351EF

monochromatic

#B57611 #EA9919 #EFB251 #F4CB89 #F9E4C1

Accessibility & contrast

On white

1.88

#EFB251 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#EFB251 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFB251

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFB251	#FFFFFF	#000000	##000000
##EFB251	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B446

Deuteranopia (green-blind)

#D7C354

Tritanopia (blue-blind)

#FFA29D

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #efb251;
/* rgb */ color: rgb(239, 178, 81);
/* oklch */ color: oklch(80.3% 0.133 76.3);

Tailwind

colors: {
  custom: {
    50: '#f9c886',
    500: '#efb251',
    950: '#000000',
  },
}

SCSS

$custom: #efb251;
$custom-light: #f9c886;
$custom-dark: #000000;

JSON

{
  "hex": "#efb251",
  "rgb": {
    "r": 239,
    "g": 178,
    "b": 81
  },
  "hsl": {
    "h": 36.835,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.80251,
    "c": 0.13296,
    "h": 76.3
  },
  "luminance": 0.50786
}

Semantic roles & 50–950 ramp

primary

#EFB251

secondary

#3063B5

accent

#5AE006

background

#FFFDFB

surface

#FFF9F2

border

#D7D2CC

text

#18130B

muted

#86827E

Preview Lab

Preview with #EFB251

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

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