#EFE958#EFE958

#EFE958 is a very light, vivid yellow. Relative luminance 0.773; OKLCH L 91.3% C 0.163 H 106.9°. Best body text is #000000 at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#EFE958
RGB	rgb(239, 233, 88)
HSL	hsl(58, 83%, 64%)
HSV	hsv(58, 63%, 94%)
CMYK	cmyk(0%, 2.5%, 63.2%, 6.3%)
CIE-LAB	lab(90.48, -15.07, 68.66)
CIE-LCH	lch(90.48, 70.30, 102.38°)
OKLab	oklab(91.27% -0.0474 0.1555)
OKLCH	oklch(91.27% 0.163 106.9)
XYZ	xyz(66.4993, 77.3353, 20.6549)
Luminance	0.7733 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE958 #585EEF

analogous

#EF9E58 #EFE958 #AAEF58

triadic

#EFE958 #58EFE9 #E958EF

tetradic

#EFE958 #58EF9E #585EEF #EF58AA

square

#EFE958 #58EF9E #585EEF #EF58AA

split-complementary

#EFE958 #58AAEF #9E58EF

monochromatic

#BBB412 #EAE220 #EFE958 #F4F090 #FAF8C8

Accessibility & contrast

On white

1.28

#EFE958 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.47

#EFE958 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE958

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE958	#FFFFFF	#000000	##000000
##EFE958	1.00	1.28	16.47	16.47
#FFFFFF	1.28	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)

#FCE145

Deuteranopia (green-blind)

#FFE661

Tritanopia (blue-blind)

#FFDBCB

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #efe958;
/* rgb */ color: rgb(239, 233, 88);
/* oklch */ color: oklch(91.3% 0.163 106.9);

Tailwind

colors: {
  custom: {
    50: '#f8ef8e',
    500: '#efe958',
    950: '#000000',
  },
}

SCSS

$custom: #efe958;
$custom-light: #f8ef8e;
$custom-dark: #000000;

JSON

{
  "hex": "#efe958",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 88
  },
  "hsl": {
    "h": 57.616,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.9127,
    "c": 0.16254,
    "h": 106.9
  },
  "luminance": 0.77333
}

Semantic roles & 50–950 ramp

primary

#EFE958

secondary

#3237BA

accent

#0FDF07

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #EFE958

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

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