#FCEF6B#FCEF6B

#FCEF6B is a very light, vivid yellow. Relative luminance 0.835; OKLCH L 93.8% C 0.152 H 103.7°. Best body text is #000000 at 17.70:1 contrast (WCAG AA passes).

Color values

HEX	#FCEF6B
RGB	rgb(252, 239, 107)
HSL	hsl(55, 96%, 70%)
HSV	hsv(55, 58%, 99%)
CMYK	cmyk(0%, 5.2%, 57.5%, 1.2%)
CIE-LAB	lab(93.23, -11.53, 64.02)
CIE-LCH	lch(93.23, 65.05, 100.21°)
OKLab	oklab(93.77% -0.036 0.1479)
OKLCH	oklch(93.77% 0.152 103.7)
XYZ	xyz(73.6677, 83.4926, 26.1423)
Luminance	0.8349 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCEF6B #6B78FC

analogous

#FCA76B #FCEF6B #C0FC6B

triadic

#FCEF6B #6BFCEF #EF6BFC

tetradic

#FCEF6B #6BFCA7 #6B78FC #FC6BC0

square

#FCEF6B #6BFCA7 #6B78FC #FC6BC0

split-complementary

#FCEF6B #6BC0FC #A76BFC

monochromatic

#E8D405 #FBE92F #FCEF6B #FDF5A7 #FEFCE1

Accessibility & contrast

On white

1.19

#FCEF6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.70

#FCEF6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCEF6B

17.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCEF6B	#FFFFFF	#000000	##000000
##FCEF6B	1.00	1.19	17.70	17.70
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.70	21.00	1.00	1.00
##000000	17.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE85D

Deuteranopia (green-blind)

#FFEF72

Tritanopia (blue-blind)

#FFE0D2

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #fcef6b;
/* rgb */ color: rgb(252, 239, 107);
/* oklch */ color: oklch(93.8% 0.152 103.7);

Tailwind

colors: {
  custom: {
    50: '#fff49a',
    500: '#fcef6b',
    950: '#000000',
  },
}

SCSS

$custom: #fcef6b;
$custom-light: #fff49a;
$custom-dark: #000000;

JSON

{
  "hex": "#fcef6b",
  "rgb": {
    "r": 252,
    "g": 239,
    "b": 107
  },
  "hsl": {
    "h": 54.621,
    "s": 96.026,
    "l": 70.392
  },
  "oklch": {
    "l": 0.93766,
    "c": 0.15219,
    "h": 103.7
  },
  "luminance": 0.8349
}

Semantic roles & 50–950 ramp

primary

#FCEF6B

secondary

#3443D7

accent

#15E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FCEF6B

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

Preview Lab → · Contrast checker → · Palette generator →