#F1EF58#F1EF58

#F1EF58 is a very light, vivid yellow. Relative luminance 0.811; OKLCH L 92.7% C 0.168 H 108.5°. Best body text is #000000 at 17.23:1 contrast (WCAG AA passes).

Color values

HEX	#F1EF58
RGB	rgb(241, 239, 88)
HSL	hsl(59, 85%, 65%)
HSV	hsv(59, 63%, 95%)
CMYK	cmyk(0%, 0.8%, 63.5%, 5.5%)
CIE-LAB	lab(92.19, -17.19, 70.51)
CIE-LCH	lch(92.19, 72.57, 103.70°)
OKLab	oklab(92.68% -0.0534 0.1593)
OKLCH	oklch(92.68% 0.168 108.5)
XYZ	xyz(68.9059, 81.1404, 21.2626)
Luminance	0.8114 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1EF58 #585AF1

analogous

#F1A358 #F1EF58 #A6F158

triadic

#F1EF58 #58F1EF #EF58F1

tetradic

#F1EF58 #58F1A3 #585AF1 #F158A6

square

#F1EF58 #58F1A3 #585AF1 #F158A6

split-complementary

#F1EF58 #58A6F1 #A358F1

monochromatic

#BFBC10 #ECEA20 #F1EF58 #F6F490 #FAFAC9

Accessibility & contrast

On white

1.22

#F1EF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.23

#F1EF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1EF58

17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1EF58	#FFFFFF	#000000	##000000
##F1EF58	1.00	1.22	17.23	17.23
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.23	21.00	1.00	1.00
##000000	17.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE644

Deuteranopia (green-blind)

#FFEB62

Tritanopia (blue-blind)

#FFE0D0

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f1ef58;
/* rgb */ color: rgb(241, 239, 88);
/* oklch */ color: oklch(92.7% 0.168 108.5);

Tailwind

colors: {
  custom: {
    50: '#f9f48e',
    500: '#f1ef58',
    950: '#000000',
  },
}

SCSS

$custom: #f1ef58;
$custom-light: #f9f48e;
$custom-dark: #000000;

JSON

{
  "hex": "#f1ef58",
  "rgb": {
    "r": 241,
    "g": 239,
    "b": 88
  },
  "hsl": {
    "h": 59.216,
    "s": 84.53,
    "l": 64.51
  },
  "oklch": {
    "l": 0.92679,
    "c": 0.16807,
    "h": 108.5
  },
  "luminance": 0.81138
}

Semantic roles & 50–950 ramp

primary

#F1EF58

secondary

#3032BD

accent

#07E105

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F1EF58

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

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