#ECE05B#ECE05B

#ECE05B is a very light, vivid yellow. Relative luminance 0.719; OKLCH L 89.2% C 0.152 H 104.2°. Best body text is #000000 at 15.38:1 contrast (WCAG AA passes).

Color values

HEX	#ECE05B
RGB	rgb(236, 224, 91)
HSL	hsl(55, 79%, 64%)
HSV	hsv(55, 61%, 93%)
CMYK	cmyk(0%, 5.1%, 61.4%, 7.5%)
CIE-LAB	lab(87.92, -11.67, 64.64)
CIE-LCH	lch(87.92, 65.69, 100.23°)
OKLab	oklab(89.19% -0.0372 0.1475)
OKLCH	oklch(89.19% 0.152 104.2)
XYZ	xyz(63.1383, 71.9018, 20.4481)
Luminance	0.7190 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE05B #5B67EC

analogous

#EC975B #ECE05B #B0EC5B

triadic

#ECE05B #5BECE0 #E05BEC

tetradic

#ECE05B #5BEC97 #5B67EC #EC5BB0

square

#ECE05B #5BEC97 #5B67EC #EC5BB0

split-complementary

#ECE05B #5BB0EC #975BEC

monochromatic

#B7AA15 #E6D624 #ECE05B #F2EA92 #F9F5C9

Accessibility & contrast

On white

1.37

#ECE05B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.38

#ECE05B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE05B

15.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE05B	#FFFFFF	#000000	##000000
##ECE05B	1.00	1.37	15.38	15.38
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.38	21.00	1.00	1.00
##000000	15.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D94B

Deuteranopia (green-blind)

#F6DF63

Tritanopia (blue-blind)

#FCD2C4

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #ece05b;
/* rgb */ color: rgb(236, 224, 91);
/* oklch */ color: oklch(89.2% 0.152 104.2);

Tailwind

colors: {
  custom: {
    50: '#f5e98f',
    500: '#ece05b',
    950: '#000000',
  },
}

SCSS

$custom: #ece05b;
$custom-light: #f5e98f;
$custom-dark: #000000;

JSON

{
  "hex": "#ece05b",
  "rgb": {
    "r": 236,
    "g": 224,
    "b": 91
  },
  "hsl": {
    "h": 55.034,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.89186,
    "c": 0.15211,
    "h": 104.2
  },
  "luminance": 0.719
}

Semantic roles & 50–950 ramp

primary

#ECE05B

secondary

#343FB7

accent

#1BDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #ECE05B

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

Preview Lab → · Contrast checker → · Palette generator →