#EFE987#EFE987

#EFE987 is a very light, vivid yellow. Relative luminance 0.784; OKLCH L 91.8% C 0.120 H 105.5°. Best body text is #000000 at 16.68:1 contrast (WCAG AA passes).

Color values

HEX	#EFE987
RGB	rgb(239, 233, 135)
HSL	hsl(57, 76%, 73%)
HSV	hsv(57, 44%, 94%)
CMYK	cmyk(0%, 2.5%, 43.5%, 6.3%)
CIE-LAB	lab(90.95, -11.39, 48.18)
CIE-LCH	lch(90.95, 49.51, 103.30°)
OKLab	oklab(91.8% -0.0321 0.116)
OKLCH	oklch(91.8% 0.12 105.5)
XYZ	xyz(69.1101, 78.3796, 34.4052)
Luminance	0.7838 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE987 #878DEF

analogous

#EFB587 #EFE987 #C1EF87

triadic

#EFE987 #87EFE9 #E987EF

tetradic

#EFE987 #87EFB5 #878DEF #EF87C1

square

#EFE987 #87EFB5 #878DEF #EF87C1

split-complementary

#EFE987 #87C1EF #B587EF

monochromatic

#DED31E #E8DF51 #EFE987 #F6F3BD #FBFAE4

Accessibility & contrast

On white

1.26

#EFE987 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.68

#EFE987 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE987

16.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE987	#FFFFFF	#000000	##000000
##EFE987	1.00	1.26	16.68	16.68
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.68	21.00	1.00	1.00
##000000	16.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8E27F

Deuteranopia (green-blind)

#FBE78B

Tritanopia (blue-blind)

#FDDDD2

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #efe987;
/* rgb */ color: rgb(239, 233, 135);
/* oklch */ color: oklch(91.8% 0.120 105.5);

Tailwind

colors: {
  custom: {
    50: '#f6efab',
    500: '#efe987',
    950: '#000000',
  },
}

SCSS

$custom: #efe987;
$custom-light: #f6efab;
$custom-dark: #000000;

JSON

{
  "hex": "#efe987",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 135
  },
  "hsl": {
    "h": 56.538,
    "s": 76.471,
    "l": 73.333
  },
  "oklch": {
    "l": 0.91804,
    "c": 0.12038,
    "h": 105.5
  },
  "luminance": 0.78378
}

Semantic roles & 50–950 ramp

primary

#EFE987

secondary

#5057CA

accent

#19D90D

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171610

muted

#858581

Preview Lab

Preview with #EFE987

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

Preview Lab → · Contrast checker → · Palette generator →