#FFE581#FFE581

#FFE581 is a very light, vivid yellow. Relative luminance 0.789; OKLCH L 92.3% C 0.124 H 95.2°. Best body text is #000000 at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#FFE581
RGB	rgb(255, 229, 129)
HSL	hsl(48, 100%, 75%)
HSV	hsv(48, 49%, 100%)
CMYK	cmyk(0%, 10.2%, 49.4%, 0%)
CIE-LAB	lab(91.18, -3.63, 51.64)
CIE-LCH	lch(91.18, 51.77, 94.02°)
OKLab	oklab(92.28% -0.0111 0.1231)
OKLCH	oklch(92.28% 0.124 95.2)
XYZ	xyz(73.2242, 78.8866, 32.1342)
Luminance	0.7888 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFE581 #819BFF

analogous

#FFA681 #FFE581 #DAFF81

triadic

#FFE581 #81FFE5 #E581FF

tetradic

#FFE581 #81FFA6 #819BFF #FF81DA

square

#FFE581 #81FFA6 #819BFF #FF81DA

split-complementary

#FFE581 #81DAFF #A681FF

monochromatic

#FFCC07 #FFD844 #FFE581 #FFF2BE #FFF9E0

Accessibility & contrast

On white

1.25

#FFE581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.78

#FFE581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFE581

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFE581	#FFFFFF	#000000	##000000
##FFE581	1.00	1.25	16.78	16.78
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.78	21.00	1.00	1.00
##000000	16.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7E178

Deuteranopia (green-blind)

#FEE985

Tritanopia (blue-blind)

#FFD8CD

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #ffe581;
/* rgb */ color: rgb(255, 229, 129);
/* oklch */ color: oklch(92.3% 0.124 95.2);

Tailwind

colors: {
  custom: {
    50: '#ffeda7',
    500: '#ffe581',
    950: '#000000',
  },
}

SCSS

$custom: #ffe581;
$custom-light: #ffeda7;
$custom-dark: #000000;

JSON

{
  "hex": "#ffe581",
  "rgb": {
    "r": 255,
    "g": 229,
    "b": 129
  },
  "hsl": {
    "h": 47.619,
    "s": 100,
    "l": 75.294
  },
  "oklch": {
    "l": 0.92279,
    "c": 0.12361,
    "h": 95.2
  },
  "luminance": 0.78884
}

Semantic roles & 50–950 ramp

primary

#FFE581

secondary

#4665DE

accent

#2FE600

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#181610

muted

#868480

Preview Lab

Preview with #FFE581

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

Preview Lab → · Contrast checker → · Palette generator →