#E3F063#E3F063

#E3F063 is a very light, vivid yellow. Relative luminance 0.796; OKLCH L 91.9% C 0.164 H 114.1°. Best body text is #000000 at 16.91:1 contrast (WCAG AA passes).

Color values

HEX	#E3F063
RGB	rgb(227, 240, 99)
HSL	hsl(66, 82%, 66%)
HSV	hsv(66, 59%, 94%)
CMYK	cmyk(5.4%, 0%, 58.8%, 5.9%)
CIE-LAB	lab(91.48, -22.57, 64.96)
CIE-LCH	lch(91.48, 68.77, 109.16°)
OKLab	oklab(91.88% -0.0667 0.1494)
OKLCH	oklch(91.88% 0.164 114.1)
XYZ	xyz(65.0922, 79.5530, 23.7283)
Luminance	0.7955 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3F063 #7063F0

analogous

#F0B763 #E3F063 #9DF063

triadic

#E3F063 #63E3F0 #F063E3

tetradic

#E3F063 #63F0B7 #7063F0 #F0639D

square

#E3F063 #63F0B7 #7063F0 #F0639D

split-complementary

#E3F063 #639DF0 #B763F0

monochromatic

#B5C613 #D9EB2B #E3F063 #EDF59B #F7FBD3

Accessibility & contrast

On white

1.24

#E3F063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.91

#E3F063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3F063

16.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3F063	#FFFFFF	#000000	##000000
##E3F063	1.00	1.24	16.91	16.91
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.91	21.00	1.00	1.00
##000000	16.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE553

Deuteranopia (green-blind)

#FFE86C

Tritanopia (blue-blind)

#F0E3D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e3f063;
/* rgb */ color: rgb(227, 240, 99);
/* oklch */ color: oklch(91.9% 0.164 114.1);

Tailwind

colors: {
  custom: {
    50: '#eff495',
    500: '#e3f063',
    950: '#000000',
  },
}

SCSS

$custom: #e3f063;
$custom-light: #eff495;
$custom-dark: #000000;

JSON

{
  "hex": "#e3f063",
  "rgb": {
    "r": 227,
    "g": 240,
    "b": 99
  },
  "hsl": {
    "h": 65.532,
    "s": 82.456,
    "l": 66.471
  },
  "oklch": {
    "l": 0.91879,
    "c": 0.16362,
    "h": 114.1
  },
  "luminance": 0.79552
}

Semantic roles & 50–950 ramp

primary

#E3F063

secondary

#4134C3

accent

#07DF1B

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E3F063

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

Preview Lab → · Contrast checker → · Palette generator →