#EFF35D#EFF35D

#EFF35D is a very light, vivid yellow. Relative luminance 0.832; OKLCH L 93.4% C 0.169 H 110.7°. Best body text is #000000 at 17.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFF35D
RGB	rgb(239, 243, 93)
HSL	hsl(62, 86%, 66%)
HSV	hsv(62, 62%, 95%)
CMYK	cmyk(1.6%, 0%, 61.7%, 4.7%)
CIE-LAB	lab(93.12, -19.62, 69.46)
CIE-LCH	lch(93.12, 72.17, 105.78°)
OKLab	oklab(93.39% -0.0597 0.1579)
OKLCH	oklch(93.39% 0.169 110.7)
XYZ	xyz(69.6250, 83.2440, 22.7538)
Luminance	0.8324 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF35D #615DF3

analogous

#F3AC5D #EFF35D #A4F35D

triadic

#EFF35D #5DEFF3 #F35DEF

tetradic

#EFF35D #5DF3AC #615DF3 #F35DA4

square

#EFF35D #5DF3AC #615DF3 #F35DA4

split-complementary

#EFF35D #5DA4F3 #AC5DF3

monochromatic

#C2C70F #E9EF24 #EFF35D #F5F796 #FAFBCF

Accessibility & contrast

On white

1.19

#EFF35D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.65

#EFF35D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF35D

17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF35D	#FFFFFF	#000000	##000000
##EFF35D	1.00	1.19	17.65	17.65
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.65	21.00	1.00	1.00
##000000	17.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE94A

Deuteranopia (green-blind)

#FFED67

Tritanopia (blue-blind)

#FEE5D4

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eff35d;
/* rgb */ color: rgb(239, 243, 93);
/* oklch */ color: oklch(93.4% 0.169 110.7);

Tailwind

colors: {
  custom: {
    50: '#f7f691',
    500: '#eff35d',
    950: '#000000',
  },
}

SCSS

$custom: #eff35d;
$custom-light: #f7f691;
$custom-dark: #000000;

JSON

{
  "hex": "#eff35d",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 93
  },
  "hsl": {
    "h": 61.6,
    "s": 86.207,
    "l": 65.882
  },
  "oklch": {
    "l": 0.93393,
    "c": 0.16879,
    "h": 110.7
  },
  "luminance": 0.83242
}

Semantic roles & 50–950 ramp

primary

#EFF35D

secondary

#3430C4

accent

#03E309

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF35D

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

Preview Lab → · Contrast checker → · Palette generator →