#EFE258#EFE258

#EFE258 is a very light, vivid yellow. Relative luminance 0.734; OKLCH L 89.8% C 0.156 H 103.9°. Best body text is #000000 at 15.69:1 contrast (WCAG AA passes).

Color values

HEX	#EFE258
RGB	rgb(239, 226, 88)
HSL	hsl(55, 83%, 64%)
HSV	hsv(55, 63%, 94%)
CMYK	cmyk(0%, 5.4%, 63.2%, 6.3%)
CIE-LAB	lab(88.66, -11.62, 66.75)
CIE-LCH	lch(88.66, 67.75, 99.87°)
OKLab	oklab(89.83% -0.0376 0.1515)
OKLCH	oklch(89.83% 0.156 103.9)
XYZ	xyz(64.5569, 73.4504, 20.0074)
Luminance	0.7345 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE258 #5865EF

analogous

#EF9658 #EFE258 #B1EF58

triadic

#EFE258 #58EFE2 #E258EF

tetradic

#EFE258 #58EF96 #5865EF #EF58B1

square

#EFE258 #58EF96 #5865EF #EF58B1

split-complementary

#EFE258 #58B1EF #9658EF

monochromatic

#BBAC12 #EAD820 #EFE258 #F4EC90 #FAF5C8

Accessibility & contrast

On white

1.34

#EFE258 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.69

#EFE258 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE258

15.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE258	#FFFFFF	#000000	##000000
##EFE258	1.00	1.34	15.69	15.69
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.69	21.00	1.00	1.00
##000000	15.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DB47

Deuteranopia (green-blind)

#F9E260

Tritanopia (blue-blind)

#FFD3C5

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #efe258;
/* rgb */ color: rgb(239, 226, 88);
/* oklch */ color: oklch(89.8% 0.156 103.9);

Tailwind

colors: {
  custom: {
    50: '#f8ea8d',
    500: '#efe258',
    950: '#000000',
  },
}

SCSS

$custom: #efe258;
$custom-light: #f8ea8d;
$custom-dark: #000000;

JSON

{
  "hex": "#efe258",
  "rgb": {
    "r": 239,
    "g": 226,
    "b": 88
  },
  "hsl": {
    "h": 54.834,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.89827,
    "c": 0.15604,
    "h": 103.9
  },
  "luminance": 0.73448
}

Semantic roles & 50–950 ramp

primary

#EFE258

secondary

#323DBA

accent

#19DF07

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE258

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

Preview Lab → · Contrast checker → · Palette generator →