#F2EF51#F2EF51

#F2EF51 is a very light, vivid yellow. Relative luminance 0.812; OKLCH L 92.7% C 0.173 H 108.3°. Best body text is #000000 at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#F2EF51
RGB	rgb(242, 239, 81)
HSL	hsl(59, 86%, 63%)
HSV	hsv(59, 67%, 95%)
CMYK	cmyk(0%, 1.2%, 66.5%, 5.1%)
CIE-LAB	lab(92.22, -17.17, 73.24)
CIE-LCH	lch(92.22, 75.22, 103.19°)
OKLab	oklab(92.71% -0.0541 0.164)
OKLCH	oklch(92.71% 0.173 108.3)
XYZ	xyz(68.9721, 81.2065, 19.8242)
Luminance	0.8120 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F2EF51 #5154F2

analogous

#F29E51 #F2EF51 #A4F251

triadic

#F2EF51 #51F2EF #EF51F2

tetradic

#F2EF51 #51F29E #5154F2 #F251A4

square

#F2EF51 #51F29E #5154F2 #F251A4

split-complementary

#F2EF51 #51A4F2 #9E51F2

monochromatic

#BBB70E #EEEA18 #F2EF51 #F6F48A #FBF9C3

Accessibility & contrast

On white

1.22

#F2EF51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.24

#F2EF51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F2EF51

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F2EF51	#FFFFFF	#000000	##000000
##F2EF51	1.00	1.22	17.24	17.24
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.24	21.00	1.00	1.00
##000000	17.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE639

Deuteranopia (green-blind)

#FFEB5C

Tritanopia (blue-blind)

#FFE0CF

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f2ef51;
/* rgb */ color: rgb(242, 239, 81);
/* oklch */ color: oklch(92.7% 0.173 108.3);

Tailwind

colors: {
  custom: {
    50: '#faf48a',
    500: '#f2ef51',
    950: '#000000',
  },
}

SCSS

$custom: #f2ef51;
$custom-light: #faf48a;
$custom-dark: #000000;

JSON

{
  "hex": "#f2ef51",
  "rgb": {
    "r": 242,
    "g": 239,
    "b": 81
  },
  "hsl": {
    "h": 58.882,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.92705,
    "c": 0.1727,
    "h": 108.3
  },
  "luminance": 0.81204
}

Semantic roles & 50–950 ramp

primary

#F2EF51

secondary

#2E31B9

accent

#07E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #F2EF51

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

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