#EFE664#EFE664

#EFE664 is a very light, vivid yellow. Relative luminance 0.759; OKLCH L 90.8% C 0.150 H 105.3°. Best body text is #000000 at 16.17:1 contrast (WCAG AA passes).

Color values

HEX	#EFE664
RGB	rgb(239, 230, 100)
HSL	hsl(56, 81%, 66%)
HSV	hsv(56, 58%, 94%)
CMYK	cmyk(0%, 3.8%, 58.2%, 6.3%)
CIE-LAB	lab(89.80, -12.82, 62.94)
CIE-LCH	lch(89.80, 64.23, 101.52°)
OKLab	oklab(90.76% -0.0397 0.145)
OKLCH	oklch(90.76% 0.15 105.3)
XYZ	xyz(66.1958, 75.8666, 23.2109)
Luminance	0.7586 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE664 #646DEF

analogous

#EFA164 #EFE664 #B3EF64

triadic

#EFE664 #64EFE6 #E664EF

tetradic

#EFE664 #64EFA1 #646DEF #EF64B3

square

#EFE664 #64EFA1 #646DEF #EF64B3

split-complementary

#EFE664 #64B3EF #A164EF

monochromatic

#C4B914 #E9DD2D #EFE664 #F5EF9B #FAF8D3

Accessibility & contrast

On white

1.30

#EFE664 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.17

#EFE664 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE664

16.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE664	#FFFFFF	#000000	##000000
##EFE664	1.00	1.30	16.17	16.17
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.17	21.00	1.00	1.00
##000000	16.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE56

Deuteranopia (green-blind)

#FBE56B

Tritanopia (blue-blind)

#FFD8CA

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #efe664;
/* rgb */ color: rgb(239, 230, 100);
/* oklch */ color: oklch(90.8% 0.150 105.3);

Tailwind

colors: {
  custom: {
    50: '#f7ed95',
    500: '#efe664',
    950: '#000000',
  },
}

SCSS

$custom: #efe664;
$custom-light: #f7ed95;
$custom-dark: #000000;

JSON

{
  "hex": "#efe664",
  "rgb": {
    "r": 239,
    "g": 230,
    "b": 100
  },
  "hsl": {
    "h": 56.115,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.90762,
    "c": 0.15031,
    "h": 105.3
  },
  "luminance": 0.75864
}

Semantic roles & 50–950 ramp

primary

#EFE664

secondary

#353EC2

accent

#16DE08

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #EFE664

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

Preview Lab → · Contrast checker → · Palette generator →