#ECCF59#ECCF59

#ECCF59 is a very light, vivid yellow. Relative luminance 0.632; OKLCH L 85.7% C 0.140 H 95.5°. Best body text is #000000 at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#ECCF59
RGB	rgb(236, 207, 89)
HSL	hsl(48, 79%, 64%)
HSV	hsv(48, 62%, 93%)
CMYK	cmyk(0%, 12.3%, 62.3%, 7.5%)
CIE-LAB	lab(83.54, -3.22, 60.74)
CIE-LCH	lch(83.54, 60.83, 93.04°)
OKLab	oklab(85.7% -0.0133 0.1389)
OKLCH	oklch(85.7% 0.14 95.5)
XYZ	xyz(58.7107, 63.1827, 18.5523)
Luminance	0.6318 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECCF59 #5976EC

analogous

#EC8559 #ECCF59 #BFEC59

triadic

#ECCF59 #59ECCF #CF59EC

tetradic

#ECCF59 #59EC85 #5976EC #EC59BF

square

#ECCF59 #59EC85 #5976EC #EC59BF

split-complementary

#ECCF59 #59BFEC #8559EC

monochromatic

#B69615 #E6BF22 #ECCF59 #F2DF90 #F9EFC7

Accessibility & contrast

On white

1.54

#ECCF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.64

#ECCF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECCF59

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECCF59	#FFFFFF	#000000	##000000
##ECCF59	1.00	1.54	13.64	13.64
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.64	21.00	1.00	1.00
##000000	13.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2CB4C

Deuteranopia (green-blind)

#EAD45F

Tritanopia (blue-blind)

#FEC0B6

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #eccf59;
/* rgb */ color: rgb(236, 207, 89);
/* oklch */ color: oklch(85.7% 0.140 95.5);

Tailwind

colors: {
  custom: {
    50: '#f5dd8c',
    500: '#eccf59',
    950: '#000000',
  },
}

SCSS

$custom: #eccf59;
$custom-light: #f5dd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#eccf59",
  "rgb": {
    "r": 236,
    "g": 207,
    "b": 89
  },
  "hsl": {
    "h": 48.163,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.85704,
    "c": 0.13956,
    "h": 95.5
  },
  "luminance": 0.6318
}

Semantic roles & 50–950 ramp

primary

#ECCF59

secondary

#344DB5

accent

#33DC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECCF59

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

Preview Lab → · Contrast checker → · Palette generator →