#EFE37A#EFE37A

#EFE37A is a very light, vivid yellow. Relative luminance 0.747; OKLCH L 90.4% C 0.127 H 102.8°. Best body text is #000000 at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#EFE37A
RGB	rgb(239, 227, 122)
HSL	hsl(54, 79%, 71%)
HSV	hsv(54, 49%, 94%)
CMYK	cmyk(0%, 5%, 49%, 6.3%)
CIE-LAB	lab(89.25, -9.61, 52.32)
CIE-LCH	lch(89.25, 53.19, 100.41°)
OKLab	oklab(90.4% -0.0282 0.1243)
OKLCH	oklch(90.4% 0.127 102.8)
XYZ	xyz(66.5804, 74.6962, 29.3192)
Luminance	0.7469 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE37A #7A86EF

analogous

#EFA87A #EFE37A #C0EF7A

triadic

#EFE37A #7AEFE3 #E37AEF

tetradic

#EFE37A #7AEFA8 #7A86EF #EF7AC0

square

#EFE37A #7AEFA8 #7A86EF #EF7AC0

split-complementary

#EFE37A #7AC0EF #A87AEF

monochromatic

#D5C21A #E8D743 #EFE37A #F6EFB1 #FCF9E4

Accessibility & contrast

On white

1.32

#EFE37A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.94

#EFE37A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE37A

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE37A	#FFFFFF	#000000	##000000
##EFE37A	1.00	1.32	15.94	15.94
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.94	21.00	1.00	1.00
##000000	15.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DD71

Deuteranopia (green-blind)

#F7E37F

Tritanopia (blue-blind)

#FED7CB

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe37a;
/* rgb */ color: rgb(239, 227, 122);
/* oklch */ color: oklch(90.4% 0.127 102.8);

Tailwind

colors: {
  custom: {
    50: '#f6eba3',
    500: '#efe37a',
    950: '#000000',
  },
}

SCSS

$custom: #efe37a;
$custom-light: #f6eba3;
$custom-dark: #000000;

JSON

{
  "hex": "#efe37a",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 122
  },
  "hsl": {
    "h": 53.846,
    "s": 78.523,
    "l": 70.784
  },
  "oklch": {
    "l": 0.90401,
    "c": 0.12743,
    "h": 102.8
  },
  "luminance": 0.74694
}

Semantic roles & 50–950 ramp

primary

#EFE37A

secondary

#4452C9

accent

#20DB0B

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE37A

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

Preview Lab → · Contrast checker → · Palette generator →