#E9C557#E9C557

#E9C557 is a very light, vivid yellow. Relative luminance 0.579; OKLCH L 83.4% C 0.134 H 91.1°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#E9C557
RGB	rgb(233, 197, 87)
HSL	hsl(45, 77%, 63%)
HSV	hsv(45, 63%, 91%)
CMYK	cmyk(0%, 15.5%, 62.7%, 8.6%)
CIE-LAB	lab(80.71, 0.55, 58.44)
CIE-LCH	lch(80.71, 58.44, 89.47°)
OKLab	oklab(83.4% -0.0025 0.1338)
OKLCH	oklch(83.4% 0.134 91.1)
XYZ	xyz(55.2935, 57.9473, 17.2875)
Luminance	0.5794 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9C557 #577BE9

analogous

#E97C57 #E9C557 #C4E957

triadic

#E9C557 #57E9C5 #C557E9

tetradic

#E9C557 #57E97C #577BE9 #E957C4

square

#E9C557 #57E97C #577BE9 #E957C4

split-complementary

#E9C557 #57C4E9 #7C57E9

monochromatic

#AF8917 #E2B221 #E9C557 #F0D88D #F7EAC3

Accessibility & contrast

On white

1.67

#E9C557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#E9C557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9C557

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9C557	#FFFFFF	#000000	##000000
##E9C557	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C24B

Deuteranopia (green-blind)

#E2CD5C

Tritanopia (blue-blind)

#FBB6AD

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #e9c557;
/* rgb */ color: rgb(233, 197, 87);
/* oklch */ color: oklch(83.4% 0.134 91.1);

Tailwind

colors: {
  custom: {
    50: '#f3d68b',
    500: '#e9c557',
    950: '#000000',
  },
}

SCSS

$custom: #e9c557;
$custom-light: #f3d68b;
$custom-dark: #000000;

JSON

{
  "hex": "#e9c557",
  "rgb": {
    "r": 233,
    "g": 197,
    "b": 87
  },
  "hsl": {
    "h": 45.205,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.83399,
    "c": 0.13386,
    "h": 91.1
  },
  "luminance": 0.57944
}

Semantic roles & 50–950 ramp

primary

#E9C557

secondary

#3553AF

accent

#3FD90C

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#17140C

muted

#85837F

Preview Lab

Preview with #E9C557

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

Preview Lab → · Contrast checker → · Palette generator →