#EFDB59#EFDB59

#EFDB59 is a very light, vivid yellow. Relative luminance 0.697; OKLCH L 88.4% C 0.149 H 100.6°. Best body text is #000000 at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#EFDB59
RGB	rgb(239, 219, 89)
HSL	hsl(52, 82%, 64%)
HSV	hsv(52, 63%, 94%)
CMYK	cmyk(0%, 8.4%, 62.8%, 6.3%)
CIE-LAB	lab(86.87, -8.06, 64.42)
CIE-LCH	lch(86.87, 64.92, 97.13°)
OKLab	oklab(88.4% -0.0273 0.1467)
OKLCH	oklch(88.4% 0.149 100.6)
XYZ	xyz(62.7338, 69.7377, 19.6055)
Luminance	0.6974 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDB59 #596DEF

analogous

#EF9059 #EFDB59 #B8EF59

triadic

#EFDB59 #59EFDB #DB59EF

tetradic

#EFDB59 #59EF90 #596DEF #EF59B8

square

#EFDB59 #59EF90 #596DEF #EF59B8

split-complementary

#EFDB59 #59B8EF #9059EF

monochromatic

#BCA512 #EACF21 #EFDB59 #F4E791 #FAF3C9

Accessibility & contrast

On white

1.40

#EFDB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.95

#EFDB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDB59

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDB59	#FFFFFF	#000000	##000000
##EFDB59	1.00	1.40	14.95	14.95
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.95	21.00	1.00	1.00
##000000	14.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED54A

Deuteranopia (green-blind)

#F4DD60

Tritanopia (blue-blind)

#FFCCC0

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #efdb59;
/* rgb */ color: rgb(239, 219, 89);
/* oklch */ color: oklch(88.4% 0.149 100.6);

Tailwind

colors: {
  custom: {
    50: '#f8e58d',
    500: '#efdb59',
    950: '#000000',
  },
}

SCSS

$custom: #efdb59;
$custom-light: #f8e58d;
$custom-dark: #000000;

JSON

{
  "hex": "#efdb59",
  "rgb": {
    "r": 239,
    "g": 219,
    "b": 89
  },
  "hsl": {
    "h": 52,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.88404,
    "c": 0.14918,
    "h": 100.6
  },
  "luminance": 0.69735
}

Semantic roles & 50–950 ramp

primary

#EFDB59

secondary

#3244BA

accent

#24DF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFDB59

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

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