#F0F458#F0F458

#F0F458 is a very light, vivid yellow. Relative luminance 0.839; OKLCH L 93.6% C 0.173 H 110.7°. Best body text is #000000 at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#F0F458
RGB	rgb(240, 244, 88)
HSL	hsl(62, 88%, 65%)
HSV	hsv(62, 64%, 96%)
CMYK	cmyk(1.6%, 0%, 63.9%, 4.3%)
CIE-LAB	lab(93.42, -20.00, 71.76)
CIE-LCH	lch(93.42, 74.50, 105.58°)
OKLab	oklab(93.64% -0.0613 0.162)
OKLCH	oklch(93.64% 0.173 110.7)
XYZ	xyz(70.0495, 83.9330, 21.7413)
Luminance	0.8393 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F458 #5C58F4

analogous

#F4AA58 #F0F458 #A2F458

triadic

#F0F458 #58F0F4 #F458F0

tetradic

#F0F458 #58F4AA #5C58F4 #F458A2

square

#F0F458 #58F4AA #5C58F4 #F458A2

split-complementary

#F0F458 #58A2F4 #AA58F4

monochromatic

#C0C50D #EBF01F #F0F458 #F5F891 #FAFCCB

Accessibility & contrast

On white

1.18

#F0F458 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.79

#F0F458 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F458

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F458	#FFFFFF	#000000	##000000
##F0F458	1.00	1.18	17.79	17.79
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.79	21.00	1.00	1.00
##000000	17.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA43

Deuteranopia (green-blind)

#FFEE62

Tritanopia (blue-blind)

#FFE6D4

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #f0f458;
/* rgb */ color: rgb(240, 244, 88);
/* oklch */ color: oklch(93.6% 0.173 110.7);

Tailwind

colors: {
  custom: {
    50: '#f8f78f',
    500: '#f0f458',
    950: '#000000',
  },
}

SCSS

$custom: #f0f458;
$custom-light: #f8f78f;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f458",
  "rgb": {
    "r": 240,
    "g": 244,
    "b": 88
  },
  "hsl": {
    "h": 61.538,
    "s": 87.64,
    "l": 65.098
  },
  "oklch": {
    "l": 0.9364,
    "c": 0.17322,
    "h": 110.7
  },
  "luminance": 0.83931
}

Semantic roles & 50–950 ramp

primary

#F0F458

secondary

#322EC2

accent

#01E407

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0F458

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

Preview Lab → · Contrast checker → · Palette generator →