#FFE557#FFE557

#FFE557 is a very light, vivid yellow. Relative luminance 0.780; OKLCH L 91.8% C 0.159 H 98.8°. Best body text is #000000 at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#FFE557
RGB	rgb(255, 229, 87)
HSL	hsl(51, 100%, 67%)
HSV	hsv(51, 66%, 100%)
CMYK	cmyk(0%, 10.2%, 65.9%, 0%)
CIE-LAB	lab(90.78, -6.60, 69.78)
CIE-LCH	lch(90.78, 70.10, 95.40°)
OKLab	oklab(91.83% -0.0243 0.1573)
OKLCH	oklch(91.83% 0.159 98.8)
XYZ	xyz(70.9828, 77.9900, 20.3296)
Luminance	0.7799 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFE557 #5771FF

analogous

#FF9157 #FFE557 #C5FF57

triadic

#FFE557 #57FFE5 #E557FF

tetradic

#FFE557 #57FF91 #5771FF #FF57C5

square

#FFE557 #57FF91 #5771FF #FF57C5

split-complementary

#FFE557 #57C5FF #9157FF

monochromatic

#DCBA00 #FFDC1A #FFE557 #FFEE94 #FFF8D1

Accessibility & contrast

On white

1.27

#FFE557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.60

#FFE557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFE557

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFE557	#FFFFFF	#000000	##000000
##FFE557	1.00	1.27	16.60	16.60
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.60	21.00	1.00	1.00
##000000	16.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FADF45

Deuteranopia (green-blind)

#FFE95F

Tritanopia (blue-blind)

#FFD5C8

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #ffe557;
/* rgb */ color: rgb(255, 229, 87);
/* oklch */ color: oklch(91.8% 0.159 98.8);

Tailwind

colors: {
  custom: {
    50: '#ffec8d',
    500: '#ffe557',
    950: '#000000',
  },
}

SCSS

$custom: #ffe557;
$custom-light: #ffec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#ffe557",
  "rgb": {
    "r": 255,
    "g": 229,
    "b": 87
  },
  "hsl": {
    "h": 50.714,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.91825,
    "c": 0.15914,
    "h": 98.8
  },
  "luminance": 0.77987
}

Semantic roles & 50–950 ramp

primary

#FFE557

secondary

#2641D5

accent

#24E600

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#19160D

muted

#87847F

Preview Lab

Preview with #FFE557

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

Preview Lab → · Contrast checker → · Palette generator →