#EFEB65#EFEB65

#EFEB65 is a very light, vivid yellow. Relative luminance 0.787; OKLCH L 91.8% C 0.154 H 107.5°. Best body text is #000000 at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#EFEB65
RGB	rgb(239, 235, 101)
HSL	hsl(58, 81%, 67%)
HSV	hsv(58, 58%, 94%)
CMYK	cmyk(0%, 1.7%, 57.7%, 6.3%)
CIE-LAB	lab(91.10, -15.21, 63.95)
CIE-LCH	lch(91.10, 65.74, 103.38°)
OKLab	oklab(91.8% -0.0464 0.1473)
OKLCH	oklch(91.8% 0.154 107.5)
XYZ	xyz(67.6560, 78.7090, 23.9379)
Luminance	0.7871 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEB65 #6569EF

analogous

#EFA665 #EFEB65 #AEEF65

triadic

#EFEB65 #65EFEB #EB65EF

tetradic

#EFEB65 #65EFA6 #6569EF #EF65AE

square

#EFEB65 #65EFA6 #6569EF #EF65AE

split-complementary

#EFEB65 #65AEEF #A665EF

monochromatic

#C5C014 #E9E42E #EFEB65 #F5F29C #FBF9D4

Accessibility & contrast

On white

1.25

#EFEB65 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.74

#EFEB65 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEB65

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEB65	#FFFFFF	#000000	##000000
##EFEB65	1.00	1.25	16.74	16.74
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.74	21.00	1.00	1.00
##000000	16.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE356

Deuteranopia (green-blind)

#FFE86D

Tritanopia (blue-blind)

#FFDDCE

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #efeb65;
/* rgb */ color: rgb(239, 235, 101);
/* oklch */ color: oklch(91.8% 0.154 107.5);

Tailwind

colors: {
  custom: {
    50: '#f7f196',
    500: '#efeb65',
    950: '#000000',
  },
}

SCSS

$custom: #efeb65;
$custom-light: #f7f196;
$custom-dark: #000000;

JSON

{
  "hex": "#efeb65",
  "rgb": {
    "r": 239,
    "g": 235,
    "b": 101
  },
  "hsl": {
    "h": 58.261,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.91804,
    "c": 0.15439,
    "h": 107.5
  },
  "luminance": 0.78707
}

Semantic roles & 50–950 ramp

primary

#EFEB65

secondary

#363AC3

accent

#0EDE08

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18160E

muted

#86857F

Preview Lab

Preview with #EFEB65

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

Preview Lab → · Contrast checker → · Palette generator →