#EFF38D#EFF38D

#EFF38D is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 93.9% C 0.125 H 110.5°. Best body text is #000000 at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#EFF38D
RGB	rgb(239, 243, 141)
HSL	hsl(62, 81%, 75%)
HSV	hsv(62, 42%, 95%)
CMYK	cmyk(1.6%, 0%, 42%, 4.7%)
CIE-LAB	lab(93.61, -15.72, 48.59)
CIE-LCH	lch(93.61, 51.07, 107.93°)
OKLab	oklab(93.95% -0.044 0.1173)
OKLCH	oklch(93.95% 0.125 110.5)
XYZ	xyz(72.4560, 84.3763, 37.6635)
Luminance	0.8438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF38D #918DF3

analogous

#F3C48D #EFF38D #BCF38D

triadic

#EFF38D #8DEFF3 #F38DEF

tetradic

#EFF38D #8DF3C4 #918DF3 #F38DBC

square

#EFF38D #8DF3C4 #918DF3 #F38DBC

split-complementary

#EFF38D #8DBCF3 #C48DF3

monochromatic

#DFE71E #E7ED56 #EFF38D #F7F9C4 #FBFCE3

Accessibility & contrast

On white

1.17

#EFF38D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.88

#EFF38D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF38D

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF38D	#FFFFFF	#000000	##000000
##EFF38D	1.00	1.17	17.88	17.88
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.88	21.00	1.00	1.00
##000000	17.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB85

Deuteranopia (green-blind)

#FFEE92

Tritanopia (blue-blind)

#FBE8DA

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff38d;
/* rgb */ color: rgb(239, 243, 141);
/* oklch */ color: oklch(93.9% 0.125 110.5);

Tailwind

colors: {
  custom: {
    50: '#f6f7b0',
    500: '#eff38d',
    950: '#000000',
  },
}

SCSS

$custom: #eff38d;
$custom-light: #f6f7b0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff38d",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 141
  },
  "hsl": {
    "h": 62.353,
    "s": 80.952,
    "l": 75.294
  },
  "oklch": {
    "l": 0.93945,
    "c": 0.12529,
    "h": 110.5
  },
  "luminance": 0.84375
}

Semantic roles & 50–950 ramp

primary

#EFF38D

secondary

#5954D0

accent

#08DD11

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171711

muted

#858581

Preview Lab

Preview with #EFF38D

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

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