#F3E57B#F3E57B

#F3E57B is a very light, vivid yellow. Relative luminance 0.765; OKLCH L 91.2% C 0.128 H 101.8°. Best body text is #000000 at 16.30:1 contrast (WCAG AA passes).

Color values

HEX#F3E57B
RGBrgb(243, 229, 123)
HSLhsl(53, 83%, 72%)
HSVhsv(53, 49%, 95%)
CMYKcmyk(0%, 5.8%, 49.4%, 4.7%)
CIE-LABlab(90.10, -8.93, 52.95)
CIE-LCHlch(90.10, 53.69, 99.57°)
OKLaboklab(91.16% -0.0263 0.1257)
OKLCHoklch(91.16% 0.128 101.8)
XYZxyz(68.5586, 76.5257, 29.8946)
Luminance0.7652 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F3E57B #7B89F3
analogous
#F3A97B #F3E57B #C5F37B
triadic
#F3E57B #7BF3E5 #E57BF3
tetradic
#F3E57B #7BF3A9 #7B89F3 #F37BC5
square
#F3E57B #7BF3A9 #7B89F3 #F37BC5
split-complementary
#F3E57B #7BC5F3 #A97BF3
monochromatic
#DFC814 #EEDA43 #F3E57B #F8F0B3 #FCF9E3

Accessibility & contrast

On white

1.29
#F3E57B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.30
#F3E57B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E57B
16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F3E57B#FFFFFF#000000##000000
##F3E57B1.001.2916.3016.30
#FFFFFF1.291.0021.0021.00
#00000016.3021.001.001.00
##00000016.3021.001.001.00

Color blindness preview

Protanopia (red-blind)
#F6DF72
Deuteranopia (green-blind)
#FAE580
Tritanopia (blue-blind)
#FFD8CC
Achromatopsia (no color)
#E3E3E3

Design tokens & code

CSS
--color: #f3e57b;
/* rgb */ color: rgb(243, 229, 123);
/* oklch */ color: oklch(91.2% 0.128 101.8);
Tailwind
colors: {
  custom: {
    50: '#f9eda3',
    500: '#f3e57b',
    950: '#000000',
  },
}
SCSS
$custom: #f3e57b;
$custom-light: #f9eda3;
$custom-dark: #000000;
JSON
{
  "hex": "#f3e57b",
  "rgb": {
    "r": 243,
    "g": 229,
    "b": 123
  },
  "hsl": {
    "h": 53,
    "s": 83.333,
    "l": 71.765
  },
  "oklch": {
    "l": 0.9116,
    "c": 0.12841,
    "h": 101.8
  },
  "luminance": 0.76523
}

Semantic roles & 50–950 ramp

primary
#F3E57B
secondary
#4454CE
accent
#1FE006
background
#FFFEFC
surface
#FFFDF6
border
#D7D5D0
text
#18160F
muted
#868480

Preview Lab

Preview with #F3E57B

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

Preview Lab → · Contrast checker → · Palette generator →

#F3E57B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva