#EFE39B#EFE39B

#EFE39B is a very light, moderate yellow. Relative luminance 0.757; OKLCH L 90.9% C 0.092 H 99.9°. Best body text is #000000 at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#EFE39B
RGB	rgb(239, 227, 155)
HSL	hsl(51, 72%, 77%)
HSV	hsv(51, 35%, 94%)
CMYK	cmyk(0%, 5%, 35.1%, 6.3%)
CIE-LAB	lab(89.70, -6.27, 36.68)
CIE-LCH	lch(89.70, 37.22, 99.70°)
OKLab	oklab(90.9% -0.0158 0.0908)
OKLCH	oklch(90.9% 0.092 99.9)
XYZ	xyz(68.9831, 75.6573, 41.9735)
Luminance	0.7565 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE39B #9BA7EF

analogous

#EFB99B #EFE39B #D1EF9B

triadic

#EFE39B #9BEFE3 #E39BEF

tetradic

#EFE39B #9BEFB9 #9BA7EF #EF9BD1

square

#EFE39B #9BEFB9 #9BA7EF #EF9BD1

split-complementary

#EFE39B #9BD1EF #B99BEF

monochromatic

#DEC531 #E7D466 #EFE39B #F7F2D0 #FBF8E5

Accessibility & contrast

On white

1.30

#EFE39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.13

#EFE39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE39B

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE39B	#FFFFFF	#000000	##000000
##EFE39B	1.00	1.30	16.13	16.13
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.13	21.00	1.00	1.00
##000000	16.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DF96

Deuteranopia (green-blind)

#F4E49E

Tritanopia (blue-blind)

#FBD9D1

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe39b;
/* rgb */ color: rgb(239, 227, 155);
/* oklch */ color: oklch(90.9% 0.092 99.9);

Tailwind

colors: {
  custom: {
    50: '#f5ebb9',
    500: '#efe39b',
    950: '#000000',
  },
}

SCSS

$custom: #efe39b;
$custom-light: #f5ebb9;
$custom-dark: #000000;

JSON

{
  "hex": "#efe39b",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 155
  },
  "hsl": {
    "h": 51.429,
    "s": 72.414,
    "l": 77.255
  },
  "oklch": {
    "l": 0.90903,
    "c": 0.09213,
    "h": 99.9
  },
  "luminance": 0.75655
}

Semantic roles & 50–950 ramp

primary

#EFE39B

secondary

#6271CC

accent

#2DD411

background

#FFFEFD

surface

#FEFDF8

border

#D6D5D1

text

#171611

muted

#858481

Preview Lab

Preview with #EFE39B

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

Preview Lab → · Contrast checker → · Palette generator →