#EFE45C#EFE45C

#EFE45C is a very light, vivid yellow. Relative luminance 0.746; OKLCH L 90.3% C 0.155 H 104.7°. Best body text is #000000 at 15.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFE45C
RGB	rgb(239, 228, 92)
HSL	hsl(56, 82%, 65%)
HSV	hsv(56, 62%, 94%)
CMYK	cmyk(0%, 4.6%, 61.5%, 6.3%)
CIE-LAB	lab(89.21, -12.36, 65.69)
CIE-LCH	lch(89.21, 66.84, 100.66°)
OKLab	oklab(90.27% -0.0393 0.1498)
OKLCH	oklch(90.27% 0.155 104.7)
XYZ	xyz(65.2741, 74.6126, 21.0864)
Luminance	0.7461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE45C #5C67EF

analogous

#EF9A5C #EFE45C #B1EF5C

triadic

#EFE45C #5CEFE4 #E45CEF

tetradic

#EFE45C #5CEF9A #5C67EF #EF5CB1

square

#EFE45C #5CEF9A #5C67EF #EF5CB1

split-complementary

#EFE45C #5CB1EF #9A5CEF

monochromatic

#BEB113 #EADB24 #EFE45C #F4ED94 #FAF6CB

Accessibility & contrast

On white

1.32

#EFE45C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.92

#EFE45C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE45C

15.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE45C	#FFFFFF	#000000	##000000
##EFE45C	1.00	1.32	15.92	15.92
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.92	21.00	1.00	1.00
##000000	15.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD4C

Deuteranopia (green-blind)

#FBE364

Tritanopia (blue-blind)

#FFD6C7

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe45c;
/* rgb */ color: rgb(239, 228, 92);
/* oklch */ color: oklch(90.3% 0.155 104.7);

Tailwind

colors: {
  custom: {
    50: '#f7ec90',
    500: '#efe45c',
    950: '#000000',
  },
}

SCSS

$custom: #efe45c;
$custom-light: #f7ec90;
$custom-dark: #000000;

JSON

{
  "hex": "#efe45c",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 92
  },
  "hsl": {
    "h": 55.51,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.90274,
    "c": 0.15483,
    "h": 104.7
  },
  "luminance": 0.7461
}

Semantic roles & 50–950 ramp

primary

#EFE45C

secondary

#333DBC

accent

#17DF07

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE45C

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

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