#EFE66A#EFE66A

#EFE66A is a very light, vivid yellow. Relative luminance 0.760; OKLCH L 90.8% C 0.145 H 105.1°. Best body text is #000000 at 16.20:1 contrast (WCAG AA passes).

Color values

HEX	#EFE66A
RGB	rgb(239, 230, 106)
HSL	hsl(56, 81%, 68%)
HSV	hsv(56, 56%, 94%)
CMYK	cmyk(0%, 3.8%, 55.6%, 6.3%)
CIE-LAB	lab(89.85, -12.39, 60.37)
CIE-LCH	lch(89.85, 61.63, 101.60°)
OKLab	oklab(90.83% -0.0378 0.1402)
OKLCH	oklch(90.83% 0.145 105.1)
XYZ	xyz(66.4970, 75.9871, 24.7970)
Luminance	0.7599 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE66A #6A73EF

analogous

#EFA46A #EFE66A #B5EF6A

triadic

#EFE66A #6AEFE6 #E66AEF

tetradic

#EFE66A #6AEFA4 #6A73EF #EF6AB5

square

#EFE66A #6AEFA4 #6A73EF #EF6AB5

split-complementary

#EFE66A #6AB5EF #A46AEF

monochromatic

#C9BD16 #E9DD33 #EFE66A #F5EFA1 #FBF9D9

Accessibility & contrast

On white

1.30

#EFE66A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.20

#EFE66A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE66A

16.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE66A	#FFFFFF	#000000	##000000
##EFE66A	1.00	1.30	16.20	16.20
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.20	21.00	1.00	1.00
##000000	16.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DF5D

Deuteranopia (green-blind)

#FBE570

Tritanopia (blue-blind)

#FFD8CB

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #efe66a;
/* rgb */ color: rgb(239, 230, 106);
/* oklch */ color: oklch(90.8% 0.145 105.1);

Tailwind

colors: {
  custom: {
    50: '#f7ed98',
    500: '#efe66a',
    950: '#000000',
  },
}

SCSS

$custom: #efe66a;
$custom-light: #f7ed98;
$custom-dark: #000000;

JSON

{
  "hex": "#efe66a",
  "rgb": {
    "r": 239,
    "g": 230,
    "b": 106
  },
  "hsl": {
    "h": 55.94,
    "s": 80.606,
    "l": 67.647
  },
  "oklch": {
    "l": 0.90825,
    "c": 0.1452,
    "h": 105.1
  },
  "luminance": 0.75985
}

Semantic roles & 50–950 ramp

primary

#EFE66A

secondary

#3741C6

accent

#17DD09

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #EFE66A

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

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