#EFD259#EFD259

#EFD259 is a very light, vivid yellow. Relative luminance 0.652; OKLCH L 86.6% C 0.142 H 95.8°. Best body text is #000000 at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#EFD259
RGB	rgb(239, 210, 89)
HSL	hsl(48, 82%, 64%)
HSV	hsv(48, 63%, 94%)
CMYK	cmyk(0%, 12.1%, 62.8%, 6.3%)
CIE-LAB	lab(84.57, -3.51, 61.94)
CIE-LCH	lch(84.57, 62.04, 93.24°)
OKLab	oklab(86.58% -0.0143 0.1414)
OKLCH	oklch(86.58% 0.142 95.8)
XYZ	xyz(60.4491, 65.1681, 18.8439)
Luminance	0.6516 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD259 #5976EF

analogous

#EF8759 #EFD259 #C1EF59

triadic

#EFD259 #59EFD2 #D259EF

tetradic

#EFD259 #59EF87 #5976EF #EF59C1

square

#EFD259 #59EF87 #5976EF #EF59C1

split-complementary

#EFD259 #59C1EF #8759EF

monochromatic

#BC9B12 #EAC321 #EFD259 #F4E191 #FAF0C9

Accessibility & contrast

On white

1.50

#EFD259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.03

#EFD259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD259

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD259	#FFFFFF	#000000	##000000
##EFD259	1.00	1.50	14.03	14.03
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.03	21.00	1.00	1.00
##000000	14.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CE4B

Deuteranopia (green-blind)

#EDD75F

Tritanopia (blue-blind)

#FFC3B8

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #efd259;
/* rgb */ color: rgb(239, 210, 89);
/* oklch */ color: oklch(86.6% 0.142 95.8);

Tailwind

colors: {
  custom: {
    50: '#f8df8d',
    500: '#efd259',
    950: '#000000',
  },
}

SCSS

$custom: #efd259;
$custom-light: #f8df8d;
$custom-dark: #000000;

JSON

{
  "hex": "#efd259",
  "rgb": {
    "r": 239,
    "g": 210,
    "b": 89
  },
  "hsl": {
    "h": 48.4,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.86584,
    "c": 0.14212,
    "h": 95.8
  },
  "luminance": 0.65165
}

Semantic roles & 50–950 ramp

primary

#EFD259

secondary

#324CBA

accent

#30DF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD259

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

Preview Lab → · Contrast checker → · Palette generator →