#E5EC59#E5EC59

#E5EC59 is a very light, vivid yellow. Relative luminance 0.774; OKLCH L 91.1% C 0.167 H 111.9°. Best body text is #000000 at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#E5EC59
RGB	rgb(229, 236, 89)
HSL	hsl(63, 79%, 64%)
HSV	hsv(63, 62%, 93%)
CMYK	cmyk(3%, 0%, 62.3%, 7.5%)
CIE-LAB	lab(90.49, -20.51, 68.04)
CIE-LCH	lch(90.49, 71.07, 106.78°)
OKLab	oklab(91.1% -0.062 0.1546)
OKLCH	oklch(91.1% 0.167 111.9)
XYZ	xyz(64.1135, 77.3716, 21.0061)
Luminance	0.7737 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5EC59 #6059EC

analogous

#ECA959 #E5EC59 #9BEC59

triadic

#E5EC59 #59E5EC #EC59E5

tetradic

#E5EC59 #59ECA9 #6059EC #EC599B

square

#E5EC59 #59ECA9 #6059EC #EC599B

split-complementary

#E5EC59 #599BEC #A959EC

monochromatic

#AEB615 #DCE622 #E5EC59 #EEF290 #F6F9C7

Accessibility & contrast

On white

1.27

#E5EC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.47

#E5EC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5EC59

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5EC59	#FFFFFF	#000000	##000000
##E5EC59	1.00	1.27	16.47	16.47
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.47	21.00	1.00	1.00
##000000	16.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE246

Deuteranopia (green-blind)

#FEE663

Tritanopia (blue-blind)

#F4DECE

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #e5ec59;
/* rgb */ color: rgb(229, 236, 89);
/* oklch */ color: oklch(91.1% 0.167 111.9);

Tailwind

colors: {
  custom: {
    50: '#f0f28e',
    500: '#e5ec59',
    950: '#000000',
  },
}

SCSS

$custom: #e5ec59;
$custom-light: #f0f28e;
$custom-dark: #000000;

JSON

{
  "hex": "#e5ec59",
  "rgb": {
    "r": 229,
    "g": 236,
    "b": 89
  },
  "hsl": {
    "h": 62.857,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.91096,
    "c": 0.16656,
    "h": 111.9
  },
  "luminance": 0.7737
}

Semantic roles & 50–950 ramp

primary

#E5EC59

secondary

#3A34B5

accent

#0ADC14

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17160D

muted

#85857F

Preview Lab

Preview with #E5EC59

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

Preview Lab → · Contrast checker → · Palette generator →