#EFDA63#EFDA63

#EFDA63 is a very light, vivid yellow. Relative luminance 0.694; OKLCH L 88.3% C 0.140 H 99.4°. Best body text is #000000 at 14.88:1 contrast (WCAG AA passes).

Color values

HEX	#EFDA63
RGB	rgb(239, 218, 99)
HSL	hsl(51, 81%, 66%)
HSV	hsv(51, 59%, 94%)
CMYK	cmyk(0%, 8.8%, 58.6%, 6.3%)
CIE-LAB	lab(86.70, -6.90, 59.92)
CIE-LCH	lch(86.70, 60.32, 96.57°)
OKLab	oklab(88.3% -0.0229 0.1384)
OKLCH	oklch(88.3% 0.14 99.4)
XYZ	xyz(62.9226, 69.3970, 21.8825)
Luminance	0.6939 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDA63 #6378EF

analogous

#EF9463 #EFDA63 #BEEF63

triadic

#EFDA63 #63EFDA #DA63EF

tetradic

#EFDA63 #63EF94 #6378EF #EF63BE

square

#EFDA63 #63EF94 #6378EF #EF63BE

split-complementary

#EFDA63 #63BEEF #9463EF

monochromatic

#C4A914 #E9CD2B #EFDA63 #F5E79B #FAF4D2

Accessibility & contrast

On white

1.41

#EFDA63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.88

#EFDA63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDA63

14.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDA63	#FFFFFF	#000000	##000000
##EFDA63	1.00	1.41	14.88	14.88
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.88	21.00	1.00	1.00
##000000	14.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD556

Deuteranopia (green-blind)

#F2DC69

Tritanopia (blue-blind)

#FFCCC0

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #efda63;
/* rgb */ color: rgb(239, 218, 99);
/* oklch */ color: oklch(88.3% 0.140 99.4);

Tailwind

colors: {
  custom: {
    50: '#f7e593',
    500: '#efda63',
    950: '#000000',
  },
}

SCSS

$custom: #efda63;
$custom-light: #f7e593;
$custom-dark: #000000;

JSON

{
  "hex": "#efda63",
  "rgb": {
    "r": 239,
    "g": 218,
    "b": 99
  },
  "hsl": {
    "h": 51,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.883,
    "c": 0.14029,
    "h": 99.4
  },
  "luminance": 0.69394
}

Semantic roles & 50–950 ramp

primary

#EFDA63

secondary

#354AC1

accent

#28DE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFDA63

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

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