#EFD459#EFD459

#EFD459 is a very light, vivid yellow. Relative luminance 0.662; OKLCH L 87.0% C 0.144 H 96.9°. Best body text is #000000 at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#EFD459
RGB	rgb(239, 212, 89)
HSL	hsl(49, 82%, 64%)
HSV	hsv(49, 63%, 94%)
CMYK	cmyk(0%, 11.3%, 62.8%, 6.3%)
CIE-LAB	lab(85.08, -4.52, 62.49)
CIE-LCH	lch(85.08, 62.66, 94.14°)
OKLab	oklab(86.99% -0.0172 0.1426)
OKLCH	oklch(86.99% 0.144 96.9)
XYZ	xyz(60.9459, 66.1619, 19.0095)
Luminance	0.6616 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD459 #5974EF

analogous

#EF8959 #EFD459 #BFEF59

triadic

#EFD459 #59EFD4 #D459EF

tetradic

#EFD459 #59EF89 #5974EF #EF59BF

square

#EFD459 #59EF89 #5974EF #EF59BF

split-complementary

#EFD459 #59BFEF #8959EF

monochromatic

#BC9D12 #EAC621 #EFD459 #F4E291 #FAF1C9

Accessibility & contrast

On white

1.48

#EFD459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.23

#EFD459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD459

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD459	#FFFFFF	#000000	##000000
##EFD459	1.00	1.48	14.23	14.23
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.23	21.00	1.00	1.00
##000000	14.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF4B

Deuteranopia (green-blind)

#EFD85F

Tritanopia (blue-blind)

#FFC5BA

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd459;
/* rgb */ color: rgb(239, 212, 89);
/* oklch */ color: oklch(87.0% 0.144 96.9);

Tailwind

colors: {
  custom: {
    50: '#f8e08d',
    500: '#efd459',
    950: '#000000',
  },
}

SCSS

$custom: #efd459;
$custom-light: #f8e08d;
$custom-dark: #000000;

JSON

{
  "hex": "#efd459",
  "rgb": {
    "r": 239,
    "g": 212,
    "b": 89
  },
  "hsl": {
    "h": 49.2,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.86986,
    "c": 0.1436,
    "h": 96.9
  },
  "luminance": 0.66159
}

Semantic roles & 50–950 ramp

primary

#EFD459

secondary

#324ABA

accent

#2EDF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD459

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

Preview Lab → · Contrast checker → · Palette generator →