#E9EF61#E9EF61

#E9EF61 is a very light, vivid yellow. Relative luminance 0.799; OKLCH L 92.1% C 0.163 H 111.5°. Best body text is #000000 at 16.98:1 contrast (WCAG AA passes).

Color values

HEX	#E9EF61
RGB	rgb(233, 239, 97)
HSL	hsl(63, 82%, 66%)
HSV	hsv(63, 59%, 94%)
CMYK	cmyk(2.5%, 0%, 59.4%, 6.3%)
CIE-LAB	lab(91.65, -19.84, 66.11)
CIE-LCH	lch(91.65, 69.02, 106.70°)
OKLab	oklab(92.12% -0.0596 0.1515)
OKLCH	oklch(92.12% 0.163 111.5)
XYZ	xyz(66.6302, 79.9212, 23.2233)
Luminance	0.7992 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9EF61 #6761EF

analogous

#EFAE61 #E9EF61 #A2EF61

triadic

#E9EF61 #61E9EF #EF61E9

tetradic

#E9EF61 #61EFAE #6761EF #EF61A2

square

#E9EF61 #61EFAE #6761EF #EF61A2

split-complementary

#E9EF61 #61A2EF #AE61EF

monochromatic

#BBC214 #E1E929 #E9EF61 #F1F599 #F8FAD0

Accessibility & contrast

On white

1.24

#E9EF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.98

#E9EF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9EF61

16.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9EF61	#FFFFFF	#000000	##000000
##E9EF61	1.00	1.24	16.98	16.98
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.98	21.00	1.00	1.00
##000000	16.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE550

Deuteranopia (green-blind)

#FFE96A

Tritanopia (blue-blind)

#F8E2D1

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e9ef61;
/* rgb */ color: rgb(233, 239, 97);
/* oklch */ color: oklch(92.1% 0.163 111.5);

Tailwind

colors: {
  custom: {
    50: '#f3f493',
    500: '#e9ef61',
    950: '#000000',
  },
}

SCSS

$custom: #e9ef61;
$custom-light: #f3f493;
$custom-dark: #000000;

JSON

{
  "hex": "#e9ef61",
  "rgb": {
    "r": 233,
    "g": 239,
    "b": 97
  },
  "hsl": {
    "h": 62.535,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.92116,
    "c": 0.16275,
    "h": 111.5
  },
  "luminance": 0.7992
}

Semantic roles & 50–950 ramp

primary

#E9EF61

secondary

#3A34C0

accent

#08DE11

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170D

muted

#85857F

Preview Lab

Preview with #E9EF61

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

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