#EFE154#EFE154

#EFE154 is a very light, vivid yellow. Relative luminance 0.728; OKLCH L 89.6% C 0.158 H 103.6°. Best body text is #000000 at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#EFE154
RGB	rgb(239, 225, 84)
HSL	hsl(55, 83%, 63%)
HSV	hsv(55, 65%, 94%)
CMYK	cmyk(0%, 5.9%, 64.9%, 6.3%)
CIE-LAB	lab(88.37, -11.35, 68.06)
CIE-LCH	lch(88.37, 69.00, 99.47°)
OKLab	oklab(89.59% -0.0372 0.1536)
OKLCH	oklch(89.59% 0.158 103.6)
XYZ	xyz(64.1246, 72.8437, 19.0683)
Luminance	0.7284 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE154 #5462EF

analogous

#EF9354 #EFE154 #AFEF54

triadic

#EFE154 #54EFE1 #E154EF

tetradic

#EFE154 #54EF93 #5462EF #EF54AF

square

#EFE154 #54EF93 #5462EF #EF54AF

split-complementary

#EFE154 #54AFEF #9354EF

monochromatic

#B7A811 #EAD71C #EFE154 #F4EB8C #F9F5C4

Accessibility & contrast

On white

1.35

#EFE154 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.57

#EFE154 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE154

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE154	#FFFFFF	#000000	##000000
##EFE154	1.00	1.35	15.57	15.57
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.57	21.00	1.00	1.00
##000000	15.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA42

Deuteranopia (green-blind)

#F9E15C

Tritanopia (blue-blind)

#FFD2C4

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #efe154;
/* rgb */ color: rgb(239, 225, 84);
/* oklch */ color: oklch(89.6% 0.158 103.6);

Tailwind

colors: {
  custom: {
    50: '#f8ea8b',
    500: '#efe154',
    950: '#000000',
  },
}

SCSS

$custom: #efe154;
$custom-light: #f8ea8b;
$custom-dark: #000000;

JSON

{
  "hex": "#efe154",
  "rgb": {
    "r": 239,
    "g": 225,
    "b": 84
  },
  "hsl": {
    "h": 54.581,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.89587,
    "c": 0.15807,
    "h": 103.6
  },
  "luminance": 0.72841
}

Semantic roles & 50–950 ramp

primary

#EFE154

secondary

#313DB7

accent

#1ADF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #EFE154

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

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