#EFFD87#EFFD87

#EFFD87 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.9% C 0.143 H 114.7°. Best body text is #000000 at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#EFFD87
RGB	rgb(239, 253, 135)
HSL	hsl(67, 97%, 76%)
HSV	hsv(67, 47%, 99%)
CMYK	cmyk(5.5%, 0%, 46.6%, 0.8%)
CIE-LAB	lab(96.14, -21.14, 54.54)
CIE-LCH	lch(96.14, 58.49, 111.18°)
OKLab	oklab(95.94% -0.0599 0.1302)
OKLCH	oklch(95.94% 0.143 114.7)
XYZ	xyz(75.0961, 90.3515, 36.4005)
Luminance	0.9035 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFD87 #9587FD

analogous

#FDD087 #EFFD87 #B4FD87

triadic

#EFFD87 #87EFFD #FD87EF

tetradic

#EFFD87 #87FDD0 #9587FD #FD87B4

square

#EFFD87 #87FDD0 #9587FD #FD87B4

split-complementary

#EFFD87 #87B4FD #D087FD

monochromatic

#DFFB0F #E7FC4B #EFFD87 #F7FEC3 #FBFEE1

Accessibility & contrast

On white

1.10

#EFFD87 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.07

#EFFD87 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFD87

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFD87	#FFFFFF	#000000	##000000
##EFFD87	1.00	1.10	19.07	19.07
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.07	21.00	1.00	1.00
##000000	19.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF37D

Deuteranopia (green-blind)

#FFF58D

Tritanopia (blue-blind)

#FBF1E2

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effd87;
/* rgb */ color: rgb(239, 253, 135);
/* oklch */ color: oklch(95.9% 0.143 114.7);

Tailwind

colors: {
  custom: {
    50: '#f6feac',
    500: '#effd87',
    950: '#000000',
  },
}

SCSS

$custom: #effd87;
$custom-light: #f6feac;
$custom-dark: #000000;

JSON

{
  "hex": "#effd87",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 135
  },
  "hsl": {
    "h": 67.119,
    "s": 96.721,
    "l": 76.078
  },
  "oklch": {
    "l": 0.95938,
    "c": 0.14328,
    "h": 114.7
  },
  "luminance": 0.90351
}

Semantic roles & 50–950 ramp

primary

#EFFD87

secondary

#5D4CDC

accent

#00E61B

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFFD87

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

Preview Lab → · Contrast checker → · Palette generator →