#F3F178#F3F178

#F3F178 is a very light, vivid yellow. Relative luminance 0.833; OKLCH L 93.6% C 0.143 H 108.0°. Best body text is #000000 at 17.66:1 contrast (WCAG AA passes).

Color values

HEX	#F3F178
RGB	rgb(243, 241, 120)
HSL	hsl(59, 84%, 71%)
HSV	hsv(59, 51%, 95%)
CMYK	cmyk(0%, 0.8%, 50.6%, 4.7%)
CIE-LAB	lab(93.16, -15.11, 57.96)
CIE-LCH	lch(93.16, 59.90, 104.61°)
OKLab	oklab(93.58% -0.0444 0.1364)
OKLCH	oklch(93.58% 0.143 108)
XYZ	xyz(71.8094, 83.3232, 30.0659)
Luminance	0.8332 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F178 #787AF3

analogous

#F3B378 #F3F178 #B7F378

triadic

#F3F178 #78F3F1 #F178F3

tetradic

#F3F178 #78F3B3 #787AF3 #F378B7

square

#F3F178 #78F3B3 #787AF3 #F378B7

split-complementary

#F3F178 #78B7F3 #B378F3

monochromatic

#DDDA14 #EEEB40 #F3F178 #F8F7B0 #FDFCE3

Accessibility & contrast

On white

1.19

#F3F178 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.66

#F3F178 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F178

17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F178	#FFFFFF	#000000	##000000
##F3F178	1.00	1.19	17.66	17.66
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.66	21.00	1.00	1.00
##000000	17.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE96D

Deuteranopia (green-blind)

#FFEE7E

Tritanopia (blue-blind)

#FFE4D6

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #f3f178;
/* rgb */ color: rgb(243, 241, 120);
/* oklch */ color: oklch(93.6% 0.143 108.0);

Tailwind

colors: {
  custom: {
    50: '#f9f5a2',
    500: '#f3f178',
    950: '#000000',
  },
}

SCSS

$custom: #f3f178;
$custom-light: #f9f5a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f178",
  "rgb": {
    "r": 243,
    "g": 241,
    "b": 120
  },
  "hsl": {
    "h": 59.024,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.93575,
    "c": 0.14339,
    "h": 108
  },
  "luminance": 0.83321
}

Semantic roles & 50–950 ramp

primary

#F3F178

secondary

#4244CE

accent

#09E005

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F3F178

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

Preview Lab → · Contrast checker → · Palette generator →