#ECE457#ECE457

#ECE457 is a very light, vivid yellow. Relative luminance 0.740; OKLCH L 90.0% C 0.159 H 106.1°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#ECE457
RGB	rgb(236, 228, 87)
HSL	hsl(57, 80%, 63%)
HSV	hsv(57, 63%, 93%)
CMYK	cmyk(0%, 3.4%, 63.1%, 7.5%)
CIE-LAB	lab(88.93, -13.89, 67.36)
CIE-LCH	lch(88.93, 68.78, 101.66°)
OKLab	oklab(89.98% -0.044 0.1527)
OKLCH	oklch(89.98% 0.159 106.1)
XYZ	xyz(64.0581, 74.0100, 19.9260)
Luminance	0.7401 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE457 #575FEC

analogous

#EC9A57 #ECE457 #A9EC57

triadic

#ECE457 #57ECE4 #E457EC

tetradic

#ECE457 #57EC9A #575FEC #EC57A9

square

#ECE457 #57EC9A #575FEC #EC57A9

split-complementary

#ECE457 #57A9EC #9A57EC

monochromatic

#B4AC14 #E6DB20 #ECE457 #F2ED8E #F8F6C5

Accessibility & contrast

On white

1.33

#ECE457 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#ECE457 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE457

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE457	#FFFFFF	#000000	##000000
##ECE457	1.00	1.33	15.80	15.80
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.80	21.00	1.00	1.00
##000000	15.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC45

Deuteranopia (green-blind)

#FAE260

Tritanopia (blue-blind)

#FCD6C7

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ece457;
/* rgb */ color: rgb(236, 228, 87);
/* oklch */ color: oklch(90.0% 0.159 106.1);

Tailwind

colors: {
  custom: {
    50: '#f5ec8d',
    500: '#ece457',
    950: '#000000',
  },
}

SCSS

$custom: #ece457;
$custom-light: #f5ec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#ece457",
  "rgb": {
    "r": 236,
    "g": 228,
    "b": 87
  },
  "hsl": {
    "h": 56.779,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.89976,
    "c": 0.15887,
    "h": 106.1
  },
  "luminance": 0.74008
}

Semantic roles & 50–950 ramp

primary

#ECE457

secondary

#333AB4

accent

#15DC0A

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #ECE457

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

Preview Lab → · Contrast checker → · Palette generator →