#EFE858#EFE858

#EFE858 is a very light, vivid yellow. Relative luminance 0.768; OKLCH L 91.1% C 0.162 H 106.5°. Best body text is #000000 at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#EFE858
RGB	rgb(239, 232, 88)
HSL	hsl(57, 83%, 64%)
HSV	hsv(57, 63%, 94%)
CMYK	cmyk(0%, 2.9%, 63.2%, 6.3%)
CIE-LAB	lab(90.22, -14.58, 68.39)
CIE-LCH	lch(90.22, 69.93, 102.03°)
OKLab	oklab(91.06% -0.046 0.1549)
OKLCH	oklch(91.06% 0.162 106.5)
XYZ	xyz(66.2170, 76.7707, 20.5608)
Luminance	0.7677 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE858 #585FEF

analogous

#EF9D58 #EFE858 #AAEF58

triadic

#EFE858 #58EFE8 #E858EF

tetradic

#EFE858 #58EF9D #585FEF #EF58AA

square

#EFE858 #58EF9D #585FEF #EF58AA

split-complementary

#EFE858 #58AAEF #9D58EF

monochromatic

#BBB312 #EAE020 #EFE858 #F4F090 #FAF7C8

Accessibility & contrast

On white

1.28

#EFE858 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.35

#EFE858 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE858

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE858	#FFFFFF	#000000	##000000
##EFE858	1.00	1.28	16.35	16.35
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.35	21.00	1.00	1.00
##000000	16.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE046

Deuteranopia (green-blind)

#FEE661

Tritanopia (blue-blind)

#FFDACA

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #efe858;
/* rgb */ color: rgb(239, 232, 88);
/* oklch */ color: oklch(91.1% 0.162 106.5);

Tailwind

colors: {
  custom: {
    50: '#f8ef8e',
    500: '#efe858',
    950: '#000000',
  },
}

SCSS

$custom: #efe858;
$custom-light: #f8ef8e;
$custom-dark: #000000;

JSON

{
  "hex": "#efe858",
  "rgb": {
    "r": 239,
    "g": 232,
    "b": 88
  },
  "hsl": {
    "h": 57.219,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.91063,
    "c": 0.16159,
    "h": 106.5
  },
  "luminance": 0.76769
}

Semantic roles & 50–950 ramp

primary

#EFE858

secondary

#3238BA

accent

#11DF07

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #EFE858

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

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