#EFC251#EFC251

#EFC251 is a very light, vivid orange. Relative luminance 0.575; OKLCH L 83.3% C 0.138 H 87.1°. Best body text is #000000 at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#EFC251
RGB	rgb(239, 194, 81)
HSL	hsl(43, 83%, 63%)
HSV	hsv(43, 66%, 94%)
CMYK	cmyk(0%, 18.8%, 66.1%, 6.3%)
CIE-LAB	lab(80.48, 4.25, 60.98)
CIE-LCH	lch(80.48, 61.13, 86.01°)
OKLab	oklab(83.33% 0.0071 0.1382)
OKLCH	oklch(83.33% 0.138 87.1)
XYZ	xyz(56.3767, 57.5319, 15.9183)
Luminance	0.5753 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFC251 #517EEF

analogous

#EF7351 #EFC251 #CDEF51

triadic

#EFC251 #51EFC2 #C251EF

tetradic

#EFC251 #51EF73 #517EEF #EF51CD

square

#EFC251 #51EF73 #517EEF #EF51CD

split-complementary

#EFC251 #51CDEF #7351EF

monochromatic

#B58611 #EAAE19 #EFC251 #F4D689 #F9E9C1

Accessibility & contrast

On white

1.68

#EFC251 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.51

#EFC251 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFC251

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFC251	#FFFFFF	#000000	##000000
##EFC251	1.00	1.68	12.51	12.51
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.51	21.00	1.00	1.00
##000000	12.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C144

Deuteranopia (green-blind)

#E2CD56

Tritanopia (blue-blind)

#FFB2AA

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #efc251;
/* rgb */ color: rgb(239, 194, 81);
/* oklch */ color: oklch(83.3% 0.138 87.1);

Tailwind

colors: {
  custom: {
    50: '#f8d487',
    500: '#efc251',
    950: '#000000',
  },
}

SCSS

$custom: #efc251;
$custom-light: #f8d487;
$custom-dark: #000000;

JSON

{
  "hex": "#efc251",
  "rgb": {
    "r": 239,
    "g": 194,
    "b": 81
  },
  "hsl": {
    "h": 42.911,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.83332,
    "c": 0.13835,
    "h": 87.1
  },
  "luminance": 0.57528
}

Semantic roles & 50–950 ramp

primary

#EFC251

secondary

#3056B5

accent

#44E006

background

#FFFEFC

surface

#FFFBF3

border

#D7D4CD

text

#18140C

muted

#86837F

Preview Lab

Preview with #EFC251

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

Preview Lab → · Contrast checker → · Palette generator →