#DEF259#DEF259

#DEF259 is a very light, vivid yellow. Relative luminance 0.798; OKLCH L 91.8% C 0.175 H 116.3°. Best body text is #000000 at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#DEF259
RGB	rgb(222, 242, 89)
HSL	hsl(68, 85%, 65%)
HSV	hsv(68, 63%, 95%)
CMYK	cmyk(8.3%, 0%, 63.2%, 5.1%)
CIE-LAB	lab(91.58, -26.17, 69.03)
CIE-LCH	lch(91.58, 73.83, 110.76°)
OKLab	oklab(91.84% -0.0775 0.1568)
OKLCH	oklch(91.84% 0.175 116.3)
XYZ	xyz(63.6809, 79.7560, 21.4890)
Luminance	0.7975 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEF259 #6D59F2

analogous

#F2B959 #DEF259 #92F259

triadic

#DEF259 #59DEF2 #F259DE

tetradic

#DEF259 #59F2B9 #6D59F2 #F25992

square

#DEF259 #59F2B9 #6D59F2 #F25992

split-complementary

#DEF259 #5992F2 #B959F2

monochromatic

#AAC10F #D3EE20 #DEF259 #E9F692 #F5FBCB

Accessibility & contrast

On white

1.24

#DEF259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.95

#DEF259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEF259

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEF259	#FFFFFF	#000000	##000000
##DEF259	1.00	1.24	16.95	16.95
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.95	21.00	1.00	1.00
##000000	16.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE645

Deuteranopia (green-blind)

#FFE864

Tritanopia (blue-blind)

#EBE5D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #def259;
/* rgb */ color: rgb(222, 242, 89);
/* oklch */ color: oklch(91.8% 0.175 116.3);

Tailwind

colors: {
  custom: {
    50: '#ebf68f',
    500: '#def259',
    950: '#000000',
  },
}

SCSS

$custom: #def259;
$custom-light: #ebf68f;
$custom-dark: #000000;

JSON

{
  "hex": "#def259",
  "rgb": {
    "r": 222,
    "g": 242,
    "b": 89
  },
  "hsl": {
    "h": 67.843,
    "s": 85.475,
    "l": 64.902
  },
  "oklch": {
    "l": 0.91837,
    "c": 0.17493,
    "h": 116.3
  },
  "luminance": 0.79755
}

Semantic roles & 50–950 ramp

primary

#DEF259

secondary

#4330BF

accent

#04E221

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #DEF259

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

Preview Lab → · Contrast checker → · Palette generator →