#EFDE61#EFDE61

#EFDE61 is a very light, vivid yellow. Relative luminance 0.715; OKLCH L 89.1% C 0.145 H 101.6°. Best body text is #000000 at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE61
RGB	rgb(239, 222, 97)
HSL	hsl(53, 82%, 66%)
HSV	hsv(53, 59%, 94%)
CMYK	cmyk(0%, 7.1%, 59.4%, 6.3%)
CIE-LAB	lab(87.71, -9.05, 61.92)
CIE-LCH	lch(87.71, 62.58, 98.31°)
OKLab	oklab(89.09% -0.0293 0.1424)
OKLCH	oklch(89.09% 0.145 101.6)
XYZ	xyz(63.8779, 71.4588, 21.7351)
Luminance	0.7146 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE61 #6172EF

analogous

#EF9761 #EFDE61 #B9EF61

triadic

#EFDE61 #61EFDE #DE61EF

tetradic

#EFDE61 #61EF97 #6172EF #EF61B9

square

#EFDE61 #61EF97 #6172EF #EF61B9

split-complementary

#EFDE61 #61B9EF #9761EF

monochromatic

#C2AD14 #E9D229 #EFDE61 #F5EA99 #FAF5D0

Accessibility & contrast

On white

1.37

#EFDE61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.29

#EFDE61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE61

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE61	#FFFFFF	#000000	##000000
##EFDE61	1.00	1.37	15.29	15.29
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.29	21.00	1.00	1.00
##000000	15.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D853

Deuteranopia (green-blind)

#F6DF67

Tritanopia (blue-blind)

#FFD0C3

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #efde61;
/* rgb */ color: rgb(239, 222, 97);
/* oklch */ color: oklch(89.1% 0.145 101.6);

Tailwind

colors: {
  custom: {
    50: '#f7e892',
    500: '#efde61',
    950: '#000000',
  },
}

SCSS

$custom: #efde61;
$custom-light: #f7e892;
$custom-dark: #000000;

JSON

{
  "hex": "#efde61",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 97
  },
  "hsl": {
    "h": 52.817,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.89093,
    "c": 0.1454,
    "h": 101.6
  },
  "luminance": 0.71456
}

Semantic roles & 50–950 ramp

primary

#EFDE61

secondary

#3445C0

accent

#21DE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFDE61

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

Preview Lab → · Contrast checker → · Palette generator →