#F5F458#F5F458

#F5F458 is a very light, vivid yellow. Relative luminance 0.848; OKLCH L 94.0% C 0.172 H 108.9°. Best body text is #000000 at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#F5F458
RGB	rgb(245, 244, 88)
HSL	hsl(60, 89%, 65%)
HSV	hsv(60, 64%, 96%)
CMYK	cmyk(0%, 0.4%, 64.1%, 3.9%)
CIE-LAB	lab(93.81, -17.99, 72.28)
CIE-LCH	lch(93.81, 74.48, 103.98°)
OKLab	oklab(94.04% -0.0559 0.163)
OKLCH	oklch(94.04% 0.172 108.9)
XYZ	xyz(71.7707, 84.8205, 21.8220)
Luminance	0.8482 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5F458 #5859F5

analogous

#F5A658 #F5F458 #A7F558

triadic

#F5F458 #58F5F4 #F458F5

tetradic

#F5F458 #58F5A6 #5859F5 #F558A7

square

#F5F458 #58F5A6 #5859F5 #F558A7

split-complementary

#F5F458 #58A7F5 #A658F5

monochromatic

#C7C60C #F2F01E #F5F458 #F8F892 #FCFCCB

Accessibility & contrast

On white

1.17

#F5F458 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.96

#F5F458 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5F458

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5F458	#FFFFFF	#000000	##000000
##F5F458	1.00	1.17	17.96	17.96
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.96	21.00	1.00	1.00
##000000	17.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA43

Deuteranopia (green-blind)

#FFF062

Tritanopia (blue-blind)

#FFE5D4

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #f5f458;
/* rgb */ color: rgb(245, 244, 88);
/* oklch */ color: oklch(94.0% 0.172 108.9);

Tailwind

colors: {
  custom: {
    50: '#fcf78f',
    500: '#f5f458',
    950: '#000000',
  },
}

SCSS

$custom: #f5f458;
$custom-light: #fcf78f;
$custom-dark: #000000;

JSON

{
  "hex": "#f5f458",
  "rgb": {
    "r": 245,
    "g": 244,
    "b": 88
  },
  "hsl": {
    "h": 59.618,
    "s": 88.701,
    "l": 65.294
  },
  "oklch": {
    "l": 0.9404,
    "c": 0.1723,
    "h": 108.9
  },
  "luminance": 0.84818
}

Semantic roles & 50–950 ramp

primary

#F5F458

secondary

#2E2FC3

accent

#02E500

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F5F458

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

Preview Lab → · Contrast checker → · Palette generator →