#EFF987#EFF987

#EFF987 is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.1% C 0.139 H 113.1°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#EFF987
RGB	rgb(239, 249, 135)
HSL	hsl(65, 90%, 75%)
HSV	hsv(65, 46%, 98%)
CMYK	cmyk(4%, 0%, 45.8%, 2.4%)
CIE-LAB	lab(95.10, -19.22, 53.27)
CIE-LCH	lch(95.10, 56.63, 109.84°)
OKLab	oklab(95.1% -0.0544 0.1274)
OKLCH	oklch(95.1% 0.139 113.1)
XYZ	xyz(73.8465, 87.8525, 35.9840)
Luminance	0.8785 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF987 #9187F9

analogous

#F9CA87 #EFF987 #B6F987

triadic

#EFF987 #87EFF9 #F987EF

tetradic

#EFF987 #87F9CA #9187F9 #F987B6

square

#EFF987 #87F9CA #9187F9 #F987B6

split-complementary

#EFF987 #87B6F9 #CA87F9

monochromatic

#DFF312 #E7F64D #EFF987 #F7FCC1 #FBFEE2

Accessibility & contrast

On white

1.13

#EFF987 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#EFF987 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF987

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF987	#FFFFFF	#000000	##000000
##EFF987	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF07D

Deuteranopia (green-blind)

#FFF28D

Tritanopia (blue-blind)

#FBEDDE

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff987;
/* rgb */ color: rgb(239, 249, 135);
/* oklch */ color: oklch(95.1% 0.139 113.1);

Tailwind

colors: {
  custom: {
    50: '#f6fbac',
    500: '#eff987',
    950: '#000000',
  },
}

SCSS

$custom: #eff987;
$custom-light: #f6fbac;
$custom-dark: #000000;

JSON

{
  "hex": "#eff987",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 135
  },
  "hsl": {
    "h": 65.263,
    "s": 90.476,
    "l": 75.294
  },
  "oklch": {
    "l": 0.95105,
    "c": 0.13851,
    "h": 113.1
  },
  "luminance": 0.87851
}

Semantic roles & 50–950 ramp

primary

#EFF987

secondary

#594DD7

accent

#00E614

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF987

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

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