#EFE452#EFE452

#EFE452 is a very light, vivid yellow. Relative luminance 0.744; OKLCH L 90.2% C 0.162 H 105.0°. Best body text is #000000 at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#EFE452
RGB	rgb(239, 228, 82)
HSL	hsl(56, 83%, 63%)
HSV	hsv(56, 66%, 94%)
CMYK	cmyk(0%, 4.6%, 65.7%, 6.3%)
CIE-LAB	lab(89.13, -12.95, 69.63)
CIE-LCH	lch(89.13, 70.83, 100.54°)
OKLab	oklab(90.19% -0.042 0.1566)
OKLCH	oklch(90.19% 0.162 105)
XYZ	xyz(64.8655, 74.4491, 18.9343)
Luminance	0.7445 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE452 #525DEF

analogous

#EF9552 #EFE452 #ACEF52

triadic

#EFE452 #52EFE4 #E452EF

tetradic

#EFE452 #52EF95 #525DEF #EF52AC

square

#EFE452 #52EF95 #525DEF #EF52AC

split-complementary

#EFE452 #52ACEF #9552EF

monochromatic

#B6AA11 #EADB1A #EFE452 #F4ED8A #F9F5C2

Accessibility & contrast

On white

1.32

#EFE452 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.89

#EFE452 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE452

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE452	#FFFFFF	#000000	##000000
##EFE452	1.00	1.32	15.89	15.89
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.89	21.00	1.00	1.00
##000000	15.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DC3E

Deuteranopia (green-blind)

#FBE35B

Tritanopia (blue-blind)

#FFD5C6

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe452;
/* rgb */ color: rgb(239, 228, 82);
/* oklch */ color: oklch(90.2% 0.162 105.0);

Tailwind

colors: {
  custom: {
    50: '#f8ec8a',
    500: '#efe452',
    950: '#000000',
  },
}

SCSS

$custom: #efe452;
$custom-light: #f8ec8a;
$custom-dark: #000000;

JSON

{
  "hex": "#efe452",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 82
  },
  "hsl": {
    "h": 55.796,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.90188,
    "c": 0.16217,
    "h": 105
  },
  "luminance": 0.74447
}

Semantic roles & 50–950 ramp

primary

#EFE452

secondary

#3039B5

accent

#15DF06

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #EFE452

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

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