#4355B3#4355B3

#4355B3 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.150 H 271.6°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4355B3
RGB	rgb(67, 85, 179)
HSL	hsl(230, 46%, 48%)
HSV	hsv(230, 63%, 70%)
CMYK	cmyk(62.6%, 52.5%, 0%, 29.8%)
CIE-LAB	lab(39.49, 22.98, -52.23)
CIE-LCH	lch(39.49, 57.06, 293.75°)
OKLab	oklab(48.7% 0.0042 -0.1498)
OKLCH	oklch(48.7% 0.15 271.6)
XYZ	xyz(13.6972, 10.9438, 44.0296)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4355B3 #B3A143

analogous

#438DB3 #4355B3 #6943B3

triadic

#4355B3 #B34355 #55B343

tetradic

#4355B3 #B3438D #B3A143 #43B369

square

#4355B3 #B3438D #B3A143 #43B369

split-complementary

#4355B3 #B36943 #8DB343

monochromatic

#222B5A #324086 #4355B3 #6B7AC8 #98A2D8

Accessibility & contrast

On white

6.59

#4355B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4355B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4355B3

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4355B3	#FFFFFF	#000000	##FFFFFF
##4355B3	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C62B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#006B7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4355b3;
/* rgb */ color: rgb(67, 85, 179);
/* oklch */ color: oklch(48.7% 0.150 271.6);

Tailwind

colors: {
  custom: {
    50: '#8284ca',
    500: '#4355b3',
    950: '#000000',
  },
}

SCSS

$custom: #4355b3;
$custom-light: #8284ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4355b3",
  "rgb": {
    "r": 67,
    "g": 85,
    "b": 179
  },
  "hsl": {
    "h": 230.357,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48704,
    "c": 0.14982,
    "h": 271.6
  },
  "luminance": 0.10945
}

Semantic roles & 50–950 ramp

primary

#4355B3

secondary

#C4BC8D

accent

#C053D5

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4355B3

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

Preview Lab → · Contrast checker → · Palette generator →