#EFE577#EFE577

#EFE577 is a very light, vivid yellow. Relative luminance 0.757; OKLCH L 90.8% C 0.132 H 104.0°. Best body text is #000000 at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#EFE577
RGB	rgb(239, 229, 119)
HSL	hsl(55, 79%, 70%)
HSV	hsv(55, 50%, 94%)
CMYK	cmyk(0%, 4.2%, 50.2%, 6.3%)
CIE-LAB	lab(89.73, -10.86, 54.30)
CIE-LCH	lch(89.73, 55.38, 101.31°)
OKLab	oklab(90.77% -0.0321 0.1284)
OKLCH	oklch(90.77% 0.132 104)
XYZ	xyz(66.9475, 75.7233, 28.5387)
Luminance	0.7572 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE577 #7781EF

analogous

#EFA977 #EFE577 #BDEF77

triadic

#EFE577 #77EFE5 #E577EF

tetradic

#EFE577 #77EFA9 #7781EF #EF77BD

square

#EFE577 #77EFA9 #7781EF #EF77BD

split-complementary

#EFE577 #77BDEF #A977EF

monochromatic

#D3C319 #E9DB40 #EFE577 #F5EFAE #FCFAE4

Accessibility & contrast

On white

1.30

#EFE577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.14

#EFE577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE577

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE577	#FFFFFF	#000000	##000000
##EFE577	1.00	1.30	16.14	16.14
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.14	21.00	1.00	1.00
##000000	16.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DE6D

Deuteranopia (green-blind)

#F9E47C

Tritanopia (blue-blind)

#FED8CC

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #efe577;
/* rgb */ color: rgb(239, 229, 119);
/* oklch */ color: oklch(90.8% 0.132 104.0);

Tailwind

colors: {
  custom: {
    50: '#f6eda1',
    500: '#efe577',
    950: '#000000',
  },
}

SCSS

$custom: #efe577;
$custom-light: #f6eda1;
$custom-dark: #000000;

JSON

{
  "hex": "#efe577",
  "rgb": {
    "r": 239,
    "g": 229,
    "b": 119
  },
  "hsl": {
    "h": 55,
    "s": 78.947,
    "l": 70.196
  },
  "oklch": {
    "l": 0.90771,
    "c": 0.13231,
    "h": 104
  },
  "luminance": 0.75721
}

Semantic roles & 50–950 ramp

primary

#EFE577

secondary

#424DC8

accent

#1CDB0A

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE577

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

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