#FFFF3D#FFFF3D

#FFFF3D is a very light, vivid yellow. Relative luminance 0.931; OKLCH L 97.0% C 0.196 H 109.6°. Best body text is #000000 at 19.62:1 contrast (WCAG AA passes).

Color values

HEX	#FFFF3D
RGB	rgb(255, 255, 61)
HSL	hsl(60, 100%, 62%)
HSV	hsv(60, 76%, 100%)
CMYK	cmyk(0%, 0%, 76.1%, 0%)
CIE-LAB	lab(97.28, -20.45, 84.96)
CIE-LCH	lch(97.28, 87.38, 103.53°)
OKLab	oklab(96.95% -0.0657 0.185)
OKLCH	oklch(96.95% 0.196 109.6)
XYZ	xyz(77.8453, 93.1193, 18.2872)
Luminance	0.9312 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFF3D #3D3DFF

analogous

#FF9E3D #FFFF3D #9EFF3D

triadic

#FFFF3D #3DFFFF #FF3DFF

tetradic

#FFFF3D #3DFF9E #3D3DFF #FF3D9E

square

#FFFF3D #3DFF9E #3D3DFF #FF3D9E

split-complementary

#FFFF3D #3D9EFF #9E3DFF

monochromatic

#C2C200 #FFFF00 #FFFF3D #FFFF7A #FFFFB7

Accessibility & contrast

On white

1.07

#FFFF3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.62

#FFFF3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFF3D

19.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFF3D	#FFFFFF	#000000	##000000
##FFFF3D	1.00	1.07	19.62	19.62
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.62	21.00	1.00	1.00
##000000	19.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF400

Deuteranopia (green-blind)

#FFFA4E

Tritanopia (blue-blind)

#FFEFDB

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #ffff3d;
/* rgb */ color: rgb(255, 255, 61);
/* oklch */ color: oklch(97.0% 0.196 109.6);

Tailwind

colors: {
  custom: {
    50: '#ffff82',
    500: '#ffff3d',
    950: '#000000',
  },
}

SCSS

$custom: #ffff3d;
$custom-light: #ffff82;
$custom-dark: #000000;

JSON

{
  "hex": "#ffff3d",
  "rgb": {
    "r": 255,
    "g": 255,
    "b": 61
  },
  "hsl": {
    "h": 60,
    "s": 100,
    "l": 61.961
  },
  "oklch": {
    "l": 0.96951,
    "c": 0.19635,
    "h": 109.6
  },
  "luminance": 0.93117
}

Semantic roles & 50–950 ramp

primary

#FFFF3D

secondary

#2222BF

accent

#00E600

background

#FFFFFC

surface

#FFFFF3

border

#D7D7CD

text

#19170C

muted

#87857F

Preview Lab

Preview with #FFFF3D

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

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