#ECE04B#ECE04B

#ECE04B is a very light, vivid yellow. Relative luminance 0.717; OKLCH L 89.1% C 0.164 H 104.7°. Best body text is #000000 at 15.33:1 contrast (WCAG AA passes).

Color values

HEX	#ECE04B
RGB	rgb(236, 224, 75)
HSL	hsl(56, 81%, 61%)
HSV	hsv(56, 68%, 93%)
CMYK	cmyk(0%, 5.1%, 68.2%, 7.5%)
CIE-LAB	lab(87.80, -12.58, 70.87)
CIE-LCH	lch(87.80, 71.98, 100.07°)
OKLab	oklab(89.05% -0.0415 0.1582)
OKLCH	oklch(89.05% 0.164 104.7)
XYZ	xyz(62.5202, 71.6546, 17.1927)
Luminance	0.7165 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE04B #4B57EC

analogous

#EC8F4B #ECE04B #A7EC4B

triadic

#ECE04B #4BECE0 #E04BEC

tetradic

#ECE04B #4BEC8F #4B57EC #EC4BA7

square

#ECE04B #4BEC8F #4B57EC #EC4BA7

split-complementary

#ECE04B #4BA7EC #8F4BEC

monochromatic

#AB9F12 #E2D318 #ECE04B #F2EA82 #F8F3BA

Accessibility & contrast

On white

1.37

#ECE04B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.33

#ECE04B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE04B

15.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE04B	#FFFFFF	#000000	##000000
##ECE04B	1.00	1.37	15.33	15.33
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.33	21.00	1.00	1.00
##000000	15.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D834

Deuteranopia (green-blind)

#F7DF55

Tritanopia (blue-blind)

#FDD1C2

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #ece04b;
/* rgb */ color: rgb(236, 224, 75);
/* oklch */ color: oklch(89.1% 0.164 104.7);

Tailwind

colors: {
  custom: {
    50: '#f6e986',
    500: '#ece04b',
    950: '#000000',
  },
}

SCSS

$custom: #ece04b;
$custom-light: #f6e986;
$custom-dark: #000000;

JSON

{
  "hex": "#ece04b",
  "rgb": {
    "r": 236,
    "g": 224,
    "b": 75
  },
  "hsl": {
    "h": 55.528,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.89053,
    "c": 0.16356,
    "h": 104.7
  },
  "luminance": 0.71652
}

Semantic roles & 50–950 ramp

primary

#ECE04B

secondary

#3039AC

accent

#18DD08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #ECE04B

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

Preview Lab → · Contrast checker → · Palette generator →