#E3EF5A#E3EF5A

#E3EF5A is a very light, vivid yellow. Relative luminance 0.788; OKLCH L 91.6% C 0.170 H 113.6°. Best body text is #000000 at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#E3EF5A
RGB	rgb(227, 239, 90)
HSL	hsl(65, 82%, 65%)
HSV	hsv(65, 62%, 94%)
CMYK	cmyk(5%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(91.15, -22.69, 68.29)
CIE-LCH	lch(91.15, 71.96, 108.38°)
OKLab	oklab(91.58% -0.068 0.1553)
OKLCH	oklch(91.58% 0.17 113.6)
XYZ	xyz(64.3921, 78.8033, 21.4894)
Luminance	0.7880 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3EF5A #665AEF

analogous

#EFB05A #E3EF5A #99EF5A

triadic

#E3EF5A #5AE3EF #EF5AE3

tetradic

#E3EF5A #5AEFB0 #665AEF #EF5A99

square

#E3EF5A #5AEFB0 #665AEF #EF5A99

split-complementary

#E3EF5A #5A99EF #B05AEF

monochromatic

#AFBC12 #DAEA22 #E3EF5A #ECF492 #F6FACA

Accessibility & contrast

On white

1.25

#E3EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.76

#E3EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3EF5A

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3EF5A	#FFFFFF	#000000	##000000
##E3EF5A	1.00	1.25	16.76	16.76
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.76	21.00	1.00	1.00
##000000	16.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE447

Deuteranopia (green-blind)

#FFE764

Tritanopia (blue-blind)

#F1E2D0

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #e3ef5a;
/* rgb */ color: rgb(227, 239, 90);
/* oklch */ color: oklch(91.6% 0.170 113.6);

Tailwind

colors: {
  custom: {
    50: '#eff48f',
    500: '#e3ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #e3ef5a;
$custom-light: #eff48f;
$custom-dark: #000000;

JSON

{
  "hex": "#e3ef5a",
  "rgb": {
    "r": 227,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 64.832,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.91584,
    "c": 0.1695,
    "h": 113.6
  },
  "luminance": 0.78802
}

Semantic roles & 50–950 ramp

primary

#E3EF5A

secondary

#3D32BB

accent

#07DF18

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E3EF5A

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

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