#6181EF#6181EF

#6181EF is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.3% C 0.168 H 269.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#6181EF
RGB	rgb(97, 129, 239)
HSL	hsl(226, 82%, 66%)
HSV	hsv(226, 59%, 94%)
CMYK	cmyk(59.4%, 46%, 0%, 6.3%)
CIE-LAB	lab(56.56, 21.35, -58.97)
CIE-LCH	lch(56.56, 62.71, 289.90°)
OKLab	oklab(63.32% -0.003 -0.1684)
OKLCH	oklch(63.32% 0.168 269)
XYZ	xyz(28.3548, 24.4716, 84.8739)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6181EF #EFCF61

analogous

#61C8EF #6181EF #8861EF

triadic

#6181EF #EF6181 #81EF61

tetradic

#6181EF #EF61C8 #EFCF61 #61EF88

square

#6181EF #EF61C8 #EFCF61 #61EF88

split-complementary

#6181EF #EF8861 #C8EF61

monochromatic

#143BC2 #2955E9 #6181EF #99ADF5 #D0DAFA

Accessibility & contrast

On white

3.56

#6181EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#6181EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6181EF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6181EF	#FFFFFF	#000000	##000000
##6181EF	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8EF3

Deuteranopia (green-blind)

#3582ED

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6181ef;
/* rgb */ color: rgb(97, 129, 239);
/* oklch */ color: oklch(63.3% 0.168 269.0);

Tailwind

colors: {
  custom: {
    50: '#99a5f5',
    500: '#6181ef',
    950: '#000000',
  },
}

SCSS

$custom: #6181ef;
$custom-light: #99a5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6181ef",
  "rgb": {
    "r": 97,
    "g": 129,
    "b": 239
  },
  "hsl": {
    "h": 226.479,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.63324,
    "c": 0.1684,
    "h": 269
  },
  "luminance": 0.24474
}

Semantic roles & 50–950 ramp

primary

#6181EF

secondary

#EDE3BE

accent

#AE08DE

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6181EF

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

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