#EFEE5B#EFEE5B

#EFEE5B is a very light, vivid yellow. Relative luminance 0.803; OKLCH L 92.3% C 0.165 H 108.9°. Best body text is #000000 at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#EFEE5B
RGB	rgb(239, 238, 91)
HSL	hsl(60, 82%, 65%)
HSV	hsv(60, 62%, 94%)
CMYK	cmyk(0%, 0.4%, 61.9%, 6.3%)
CIE-LAB	lab(91.80, -17.33, 68.86)
CIE-LCH	lch(91.80, 71.00, 104.13°)
OKLab	oklab(92.33% -0.0534 0.1563)
OKLCH	oklch(92.33% 0.165 108.9)
XYZ	xyz(68.0616, 80.2571, 21.8014)
Luminance	0.8025 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEE5B #5B5CEF

analogous

#EFA45B #EFEE5B #A6EF5B

triadic

#EFEE5B #5BEFEE #EE5BEF

tetradic

#EFEE5B #5BEFA4 #5B5CEF #EF5BA6

square

#EFEE5B #5BEFA4 #5B5CEF #EF5BA6

split-complementary

#EFEE5B #5BA6EF #A45BEF

monochromatic

#BDBC12 #EAE823 #EFEE5B #F4F493 #FAFACB

Accessibility & contrast

On white

1.23

#EFEE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.05

#EFEE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEE5B

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEE5B	#FFFFFF	#000000	##000000
##EFEE5B	1.00	1.23	17.05	17.05
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.05	21.00	1.00	1.00
##000000	17.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE548

Deuteranopia (green-blind)

#FFEA64

Tritanopia (blue-blind)

#FFE0CF

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #efee5b;
/* rgb */ color: rgb(239, 238, 91);
/* oklch */ color: oklch(92.3% 0.165 108.9);

Tailwind

colors: {
  custom: {
    50: '#f7f390',
    500: '#efee5b',
    950: '#000000',
  },
}

SCSS

$custom: #efee5b;
$custom-light: #f7f390;
$custom-dark: #000000;

JSON

{
  "hex": "#efee5b",
  "rgb": {
    "r": 239,
    "g": 238,
    "b": 91
  },
  "hsl": {
    "h": 59.595,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.92334,
    "c": 0.16522,
    "h": 108.9
  },
  "luminance": 0.80255
}

Semantic roles & 50–950 ramp

primary

#EFEE5B

secondary

#3333BC

accent

#08DF07

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFEE5B

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

Preview Lab → · Contrast checker → · Palette generator →