#4358CF#4358CF

#4358CF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.4% C 0.184 H 270.9°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4358CF
RGB	rgb(67, 88, 207)
HSL	hsl(231, 59%, 54%)
HSV	hsv(231, 68%, 81%)
CMYK	cmyk(67.6%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(42.27, 30.89, -64.02)
CIE-LCH	lch(42.27, 71.08, 295.76°)
OKLab	oklab(51.43% 0.0028 -0.1844)
OKLCH	oklch(51.43% 0.184 270.9)
XYZ	xyz(17.0631, 12.6761, 60.5669)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4358CF #CFBA43

analogous

#439ECF #4358CF #7443CF

triadic

#4358CF #CF4358 #58CF43

tetradic

#4358CF #CF439E #CFBA43 #43CF74

square

#4358CF #CF439E #CFBA43 #43CF74

split-complementary

#4358CF #CF7443 #9ECF43

monochromatic

#1F2C79 #2B3EAA #4358CF #7483DB #A5AFE8

Accessibility & contrast

On white

5.94

#4358CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4358CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4358CF

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4358CF	#FFFFFF	#000000	##FFFFFF
##4358CF	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4358cf;
/* rgb */ color: rgb(67, 88, 207);
/* oklch */ color: oklch(51.4% 0.184 270.9);

Tailwind

colors: {
  custom: {
    50: '#8787df',
    500: '#4358cf',
    950: '#000000',
  },
}

SCSS

$custom: #4358cf;
$custom-light: #8787df;
$custom-dark: #000000;

JSON

{
  "hex": "#4358cf",
  "rgb": {
    "r": 67,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 231,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51428,
    "c": 0.1844,
    "h": 270.9
  },
  "luminance": 0.12678
}

Semantic roles & 50–950 ramp

primary

#4358CF

secondary

#D5CC99

accent

#CB45E3

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4358CF

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

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