#FFEF90#FFEF90

#FFEF90 is a very light, moderate yellow. Relative luminance 0.850; OKLCH L 94.5% C 0.117 H 99.9°. Best body text is #000000 at 18.00:1 contrast (WCAG AA passes).

Color values

HEX	#FFEF90
RGB	rgb(255, 239, 144)
HSL	hsl(51, 100%, 78%)
HSV	hsv(51, 44%, 100%)
CMYK	cmyk(0%, 6.3%, 43.5%, 0%)
CIE-LAB	lab(93.89, -7.25, 47.76)
CIE-LCH	lch(93.89, 48.31, 98.64°)
OKLab	oklab(94.48% -0.0202 0.1155)
OKLCH	oklch(94.48% 0.117 99.9)
XYZ	xyz(77.1424, 85.0091, 38.7250)
Luminance	0.8501 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFEF90 #90A0FF

analogous

#FFB790 #FFEF90 #D8FF90

triadic

#FFEF90 #90FFEF #EF90FF

tetradic

#FFEF90 #90FFB7 #90A0FF #FF90D8

square

#FFEF90 #90FFB7 #90A0FF #FF90D8

split-complementary

#FFEF90 #90D8FF #B790FF

monochromatic

#FFDD16 #FFE653 #FFEF90 #FFF8CD #FFFBE0

Accessibility & contrast

On white

1.17

#FFEF90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.00

#FFEF90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFEF90

18.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFEF90	#FFFFFF	#000000	##000000
##FFEF90	1.00	1.17	18.00	18.00
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.00	21.00	1.00	1.00
##000000	18.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA88

Deuteranopia (green-blind)

#FFF094

Tritanopia (blue-blind)

#FFE3D8

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ffef90;
/* rgb */ color: rgb(255, 239, 144);
/* oklch */ color: oklch(94.5% 0.117 99.9);

Tailwind

colors: {
  custom: {
    50: '#fff4b2',
    500: '#ffef90',
    950: '#000000',
  },
}

SCSS

$custom: #ffef90;
$custom-light: #fff4b2;
$custom-dark: #000000;

JSON

{
  "hex": "#ffef90",
  "rgb": {
    "r": 255,
    "g": 239,
    "b": 144
  },
  "hsl": {
    "h": 51.351,
    "s": 100,
    "l": 78.235
  },
  "oklch": {
    "l": 0.9448,
    "c": 0.11722,
    "h": 99.9
  },
  "luminance": 0.85007
}

Semantic roles & 50–950 ramp

primary

#FFEF90

secondary

#5367E1

accent

#21E600

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#181711

muted

#868581

Preview Lab

Preview with #FFEF90

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

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