#F3E581#F3E581

#F3E581 is a very light, vivid yellow. Relative luminance 0.767; OKLCH L 91.2% C 0.122 H 101.4°. Best body text is #000000 at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#F3E581
RGB	rgb(243, 229, 129)
HSL	hsl(53, 83%, 73%)
HSV	hsv(53, 47%, 95%)
CMYK	cmyk(0%, 5.8%, 46.9%, 4.7%)
CIE-LAB	lab(90.17, -8.39, 50.18)
CIE-LCH	lch(90.17, 50.88, 99.50°)
OKLab	oklab(91.24% -0.0242 0.12)
OKLCH	oklch(91.24% 0.122 101.4)
XYZ	xyz(68.9457, 76.6805, 31.9336)
Luminance	0.7668 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E581 #818FF3

analogous

#F3AC81 #F3E581 #C8F381

triadic

#F3E581 #81F3E5 #E581F3

tetradic

#F3E581 #81F3AC #818FF3 #F381C8

square

#F3E581 #81F3AC #818FF3 #F381C8

split-complementary

#F3E581 #81C8F3 #AC81F3

monochromatic

#E4CB16 #EED949 #F3E581 #F8F1B9 #FCF9E3

Accessibility & contrast

On white

1.29

#F3E581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.34

#F3E581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E581

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E581	#FFFFFF	#000000	##000000
##F3E581	1.00	1.29	16.34	16.34
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.34	21.00	1.00	1.00
##000000	16.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DF79

Deuteranopia (green-blind)

#FAE685

Tritanopia (blue-blind)

#FFD9CD

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #f3e581;
/* rgb */ color: rgb(243, 229, 129);
/* oklch */ color: oklch(91.2% 0.122 101.4);

Tailwind

colors: {
  custom: {
    50: '#f9eda7',
    500: '#f3e581',
    950: '#000000',
  },
}

SCSS

$custom: #f3e581;
$custom-light: #f9eda7;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e581",
  "rgb": {
    "r": 243,
    "g": 229,
    "b": 129
  },
  "hsl": {
    "h": 52.632,
    "s": 82.609,
    "l": 72.941
  },
  "oklch": {
    "l": 0.9124,
    "c": 0.12246,
    "h": 101.4
  },
  "luminance": 0.76678
}

Semantic roles & 50–950 ramp

primary

#F3E581

secondary

#4A5ACF

accent

#21DF06

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#181610

muted

#868480

Preview Lab

Preview with #F3E581

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

Preview Lab → · Contrast checker → · Palette generator →