#4351BE#4351BE

#4351BE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.170 H 272.8°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#4351BE
RGB	rgb(67, 81, 190)
HSL	hsl(233, 49%, 50%)
HSV	hsv(233, 65%, 75%)
CMYK	cmyk(64.7%, 57.4%, 0%, 25.5%)
CIE-LAB	lab(39.23, 29.39, -59.09)
CIE-LCH	lch(39.23, 66.00, 296.44°)
OKLab	oklab(48.76% 0.0084 -0.17)
OKLCH	oklch(48.76% 0.17 272.8)
XYZ	xyz(14.5483, 10.7946, 50.0221)
Luminance	0.1080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4351BE #BEB043

analogous

#438EBE #4351BE #7243BE

triadic

#4351BE #BE4351 #51BE43

tetradic

#4351BE #BE438E #BEB043 #43BE72

square

#4351BE #BE438E #BEB043 #43BE72

split-complementary

#4351BE #BE7243 #8EBE43

monochromatic

#232A64 #323D91 #4351BE #707BCE #9EA5DD

Accessibility & contrast

On white

6.65

#4351BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#4351BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4351BE

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4351BE	#FFFFFF	#000000	##FFFFFF
##4351BE	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4351be;
/* rgb */ color: rgb(67, 81, 190);
/* oklch */ color: oklch(48.8% 0.170 272.8);

Tailwind

colors: {
  custom: {
    50: '#8481d2',
    500: '#4351be',
    950: '#000000',
  },
}

SCSS

$custom: #4351be;
$custom-light: #8481d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4351be",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 190
  },
  "hsl": {
    "h": 233.171,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48763,
    "c": 0.1702,
    "h": 272.8
  },
  "luminance": 0.10796
}

Semantic roles & 50–950 ramp

primary

#4351BE

secondary

#CAC493

accent

#C950D8

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4351BE

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

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