#FFF558#FFF558

#FFF558 is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 95.1% C 0.172 H 105.7°. Best body text is #000000 at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#FFF558
RGB	rgb(255, 245, 88)
HSL	hsl(56, 100%, 67%)
HSV	hsv(56, 65%, 100%)
CMYK	cmyk(0%, 3.9%, 65.5%, 0%)
CIE-LAB	lab(94.85, -14.43, 73.61)
CIE-LCH	lch(94.85, 75.01, 101.10°)
OKLab	oklab(95.07% -0.0465 0.1655)
OKLCH	oklch(95.07% 0.172 105.7)
XYZ	xyz(75.6567, 87.2721, 22.0906)
Luminance	0.8727 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFF558 #5862FF

analogous

#FFA158 #FFF558 #B6FF58

triadic

#FFF558 #58FFF5 #F558FF

tetradic

#FFF558 #58FFA1 #5862FF #FF58B6

square

#FFF558 #58FFA1 #5862FF #FF58B6

split-complementary

#FFF558 #58B6FF #A158FF

monochromatic

#DDCF00 #FFF11B #FFF558 #FFF995 #FFFCD2

Accessibility & contrast

On white

1.14

#FFF558 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.45

#FFF558 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFF558

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFF558	#FFFFFF	#000000	##000000
##FFF558	1.00	1.14	18.45	18.45
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.45	21.00	1.00	1.00
##000000	18.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC42

Deuteranopia (green-blind)

#FFF362

Tritanopia (blue-blind)

#FFE5D5

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fff558;
/* rgb */ color: rgb(255, 245, 88);
/* oklch */ color: oklch(95.1% 0.172 105.7);

Tailwind

colors: {
  custom: {
    50: '#fff88f',
    500: '#fff558',
    950: '#000000',
  },
}

SCSS

$custom: #fff558;
$custom-light: #fff88f;
$custom-dark: #000000;

JSON

{
  "hex": "#fff558",
  "rgb": {
    "r": 255,
    "g": 245,
    "b": 88
  },
  "hsl": {
    "h": 56.407,
    "s": 100,
    "l": 67.255
  },
  "oklch": {
    "l": 0.95067,
    "c": 0.1719,
    "h": 105.7
  },
  "luminance": 0.87269
}

Semantic roles & 50–950 ramp

primary

#FFF558

secondary

#2630D6

accent

#0EE600

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FFF558

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

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