#EFF8A1#EFF8A1

#EFF8A1 is a very light, moderate yellow. Relative luminance 0.881; OKLCH L 95.3% C 0.110 H 113.3°. Best body text is #000000 at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#EFF8A1
RGB	rgb(239, 248, 161)
HSL	hsl(66, 86%, 80%)
HSV	hsv(66, 35%, 97%)
CMYK	cmyk(3.6%, 0%, 35.1%, 2.7%)
CIE-LAB	lab(95.19, -15.99, 40.84)
CIE-LCH	lch(95.19, 43.86, 111.38°)
OKLab	oklab(95.29% -0.0433 0.1006)
OKLCH	oklch(95.29% 0.11 113.3)
XYZ	xyz(75.5974, 88.0596, 46.7261)
Luminance	0.8806 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF8A1 #AAA1F8

analogous

#F8D6A1 #EFF8A1 #C3F8A1

triadic

#EFF8A1 #A1EFF8 #F8A1EF

tetradic

#EFF8A1 #A1F8D6 #AAA1F8 #F8A1C3

square

#EFF8A1 #A1F8D6 #AAA1F8 #F8A1C3

split-complementary

#EFF8A1 #A1C3F8 #D6A1F8

monochromatic

#DCF02F #E5F468 #EFF8A1 #F9FCDA #FAFDE3

Accessibility & contrast

On white

1.13

#EFF8A1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.61

#EFF8A1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF8A1

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF8A1	#FFFFFF	#000000	##000000
##EFF8A1	1.00	1.13	18.61	18.61
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.61	21.00	1.00	1.00
##000000	18.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF09B

Deuteranopia (green-blind)

#FFF2A5

Tritanopia (blue-blind)

#F9EEE2

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff8a1;
/* rgb */ color: rgb(239, 248, 161);
/* oklch */ color: oklch(95.3% 0.110 113.3);

Tailwind

colors: {
  custom: {
    50: '#f5fabd',
    500: '#eff8a1',
    950: '#000000',
  },
}

SCSS

$custom: #eff8a1;
$custom-light: #f5fabd;
$custom-dark: #000000;

JSON

{
  "hex": "#eff8a1",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 161
  },
  "hsl": {
    "h": 66.207,
    "s": 86.139,
    "l": 80.196
  },
  "oklch": {
    "l": 0.95287,
    "c": 0.10956,
    "h": 113.3
  },
  "luminance": 0.88059
}

Semantic roles & 50–950 ramp

primary

#EFF8A1

secondary

#7064D9

accent

#03E31A

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171712

muted

#858582

Preview Lab

Preview with #EFF8A1

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

Preview Lab → · Contrast checker → · Palette generator →