#FFEF6C#FFEF6C

#FFEF6C is a very light, vivid yellow. Relative luminance 0.841; OKLCH L 94.0% C 0.151 H 102.4°. Best body text is #000000 at 17.82:1 contrast (WCAG AA passes).

Color values

HEX	#FFEF6C
RGB	rgb(255, 239, 108)
HSL	hsl(53, 100%, 71%)
HSV	hsv(53, 58%, 100%)
CMYK	cmyk(0%, 6.3%, 57.6%, 0%)
CIE-LAB	lab(93.48, -10.26, 63.94)
CIE-LCH	lch(93.48, 64.76, 99.11°)
OKLab	oklab(94.03% -0.0324 0.1477)
OKLCH	oklch(94.03% 0.151 102.4)
XYZ	xyz(74.8159, 84.0785, 26.4723)
Luminance	0.8408 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFEF6C #6C7CFF

analogous

#FFA56C #FFEF6C #C6FF6C

triadic

#FFEF6C #6CFFEF #EF6CFF

tetradic

#FFEF6C #6CFFA5 #6C7CFF #FF6CC6

square

#FFEF6C #6CFFA5 #6C7CFF #FF6CC6

split-complementary

#FFEF6C #6CC6FF #A56CFF

monochromatic

#F1D600 #FFE82F #FFEF6C #FFF6A9 #FFFCE0

Accessibility & contrast

On white

1.18

#FFEF6C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.82

#FFEF6C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFEF6C

17.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFEF6C	#FFFFFF	#000000	##000000
##FFEF6C	1.00	1.18	17.82	17.82
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.82	21.00	1.00	1.00
##000000	17.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE85E

Deuteranopia (green-blind)

#FFF073

Tritanopia (blue-blind)

#FFE0D2

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ffef6c;
/* rgb */ color: rgb(255, 239, 108);
/* oklch */ color: oklch(94.0% 0.151 102.4);

Tailwind

colors: {
  custom: {
    50: '#fff49a',
    500: '#ffef6c',
    950: '#000000',
  },
}

SCSS

$custom: #ffef6c;
$custom-light: #fff49a;
$custom-dark: #000000;

JSON

{
  "hex": "#ffef6c",
  "rgb": {
    "r": 255,
    "g": 239,
    "b": 108
  },
  "hsl": {
    "h": 53.469,
    "s": 100,
    "l": 71.176
  },
  "oklch": {
    "l": 0.94031,
    "c": 0.15126,
    "h": 102.4
  },
  "luminance": 0.84076
}

Semantic roles & 50–950 ramp

primary

#FFEF6C

secondary

#3446DB

accent

#19E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FFEF6C

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

Preview Lab → · Contrast checker → · Palette generator →