#F3EA5B#F3EA5B

#F3EA5B is a very light, vivid yellow. Relative luminance 0.787; OKLCH L 91.8% C 0.161 H 105.7°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#F3EA5B
RGB	rgb(243, 234, 91)
HSL	hsl(56, 86%, 65%)
HSV	hsv(56, 63%, 95%)
CMYK	cmyk(0%, 3.7%, 62.6%, 4.7%)
CIE-LAB	lab(91.08, -13.75, 68.19)
CIE-LCH	lch(91.08, 69.56, 101.40°)
OKLab	oklab(91.84% -0.0435 0.1548)
OKLCH	oklch(91.84% 0.161 105.7)
XYZ	xyz(68.2757, 78.6580, 21.4815)
Luminance	0.7866 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EA5B #5B64F3

analogous

#F39E5B #F3EA5B #B0F35B

triadic

#F3EA5B #5BF3EA #EA5BF3

tetradic

#F3EA5B #5BF39E #5B64F3 #F35BB0

square

#F3EA5B #5BF39E #5B64F3 #F35BB0

split-complementary

#F3EA5B #5BB0F3 #9E5BF3

monochromatic

#C5BA0E #EFE322 #F3EA5B #F7F194 #FBF9CD

Accessibility & contrast

On white

1.26

#F3EA5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.73

#F3EA5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EA5B

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EA5B	#FFFFFF	#000000	##000000
##F3EA5B	1.00	1.26	16.73	16.73
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.73	21.00	1.00	1.00
##000000	16.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE249

Deuteranopia (green-blind)

#FFE863

Tritanopia (blue-blind)

#FFDBCC

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #f3ea5b;
/* rgb */ color: rgb(243, 234, 91);
/* oklch */ color: oklch(91.8% 0.161 105.7);

Tailwind

colors: {
  custom: {
    50: '#faf090',
    500: '#f3ea5b',
    950: '#000000',
  },
}

SCSS

$custom: #f3ea5b;
$custom-light: #faf090;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ea5b",
  "rgb": {
    "r": 243,
    "g": 234,
    "b": 91
  },
  "hsl": {
    "h": 56.447,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.91836,
    "c": 0.16083,
    "h": 105.7
  },
  "luminance": 0.78656
}

Semantic roles & 50–950 ramp

primary

#F3EA5B

secondary

#3039C2

accent

#10E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #F3EA5B

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

Preview Lab → · Contrast checker → · Palette generator →