#4375C1#4375C1

#4375C1 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.4% C 0.130 H 258.6°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4375C1
RGB	rgb(67, 117, 193)
HSL	hsl(216, 50%, 51%)
HSV	hsv(216, 65%, 76%)
CMYK	cmyk(65.3%, 39.4%, 0%, 24.3%)
CIE-LAB	lab(49.21, 7.64, -44.80)
CIE-LCH	lch(49.21, 45.45, 279.67°)
OKLab	oklab(56.43% -0.0258 -0.1275)
OKLCH	oklch(56.43% 0.13 258.6)
XYZ	xyz(18.2982, 17.7644, 52.9063)
Luminance	0.1777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375C1 #C18F43

analogous

#43B4C1 #4375C1 #5043C1

triadic

#4375C1 #C14375 #75C143

tetradic

#4375C1 #C143B4 #C18F43 #43C150

square

#4375C1 #C143B4 #C18F43 #43C150

split-complementary

#4375C1 #C15043 #B4C143

monochromatic

#223E67 #315995 #4375C1 #7197D0 #9FB9DF

Accessibility & contrast

On white

4.61

#4375C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4375C1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4375C1

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375C1	#FFFFFF	#000000	##FFFFFF
##4375C1	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#537BC4

Deuteranopia (green-blind)

#4170BF

Tritanopia (blue-blind)

#008692

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4375c1;
/* rgb */ color: rgb(67, 117, 193);
/* oklch */ color: oklch(56.4% 0.130 258.6);

Tailwind

colors: {
  custom: {
    50: '#849cd4',
    500: '#4375c1',
    950: '#000000',
  },
}

SCSS

$custom: #4375c1;
$custom-light: #849cd4;
$custom-dark: #000000;

JSON

{
  "hex": "#4375c1",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 193
  },
  "hsl": {
    "h": 216.19,
    "s": 50.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56428,
    "c": 0.13008,
    "h": 258.6
  },
  "luminance": 0.17766
}

Semantic roles & 50–950 ramp

primary

#4375C1

secondary

#CCB694

accent

#A24EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4375C1

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

Preview Lab → · Contrast checker → · Palette generator →