#E3F45C#E3F45C

#E3F45C is a very light, vivid yellow. Relative luminance 0.818; OKLCH L 92.7% C 0.173 H 115.3°. Best body text is #000000 at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#E3F45C
RGB	rgb(227, 244, 92)
HSL	hsl(67, 87%, 66%)
HSV	hsv(67, 62%, 96%)
CMYK	cmyk(7%, 0%, 62.3%, 4.3%)
CIE-LAB	lab(92.49, -24.95, 68.92)
CIE-LCH	lch(92.49, 73.29, 109.90°)
OKLab	oklab(92.67% -0.0741 0.1569)
OKLCH	oklch(92.67% 0.173 115.3)
XYZ	xyz(65.9625, 81.8060, 22.4384)
Luminance	0.8181 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3F45C #6D5CF4

analogous

#F4B95C #E3F45C #97F45C

triadic

#E3F45C #5CE3F4 #F45CE3

tetradic

#E3F45C #5CF4B9 #6D5CF4 #F45C97

square

#E3F45C #5CF4B9 #6D5CF4 #F45C97

split-complementary

#E3F45C #5C97F4 #B95CF4

monochromatic

#B3C80E #D9F023 #E3F45C #EDF895 #F7FCCF

Accessibility & contrast

On white

1.21

#E3F45C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.36

#E3F45C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3F45C

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3F45C	#FFFFFF	#000000	##000000
##E3F45C	1.00	1.21	17.36	17.36
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.36	21.00	1.00	1.00
##000000	17.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE849

Deuteranopia (green-blind)

#FFEB66

Tritanopia (blue-blind)

#F1E7D4

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e3f45c;
/* rgb */ color: rgb(227, 244, 92);
/* oklch */ color: oklch(92.7% 0.173 115.3);

Tailwind

colors: {
  custom: {
    50: '#eff791',
    500: '#e3f45c',
    950: '#000000',
  },
}

SCSS

$custom: #e3f45c;
$custom-light: #eff791;
$custom-dark: #000000;

JSON

{
  "hex": "#e3f45c",
  "rgb": {
    "r": 227,
    "g": 244,
    "b": 92
  },
  "hsl": {
    "h": 66.711,
    "s": 87.356,
    "l": 65.882
  },
  "oklch": {
    "l": 0.92666,
    "c": 0.17349,
    "h": 115.3
  },
  "luminance": 0.81805
}

Semantic roles & 50–950 ramp

primary

#E3F45C

secondary

#402FC5

accent

#02E41B

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E3F45C

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

Preview Lab → · Contrast checker → · Palette generator →