#4375CE#4375CE

#4375CE is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.2% C 0.148 H 261.0°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4375CE
RGB	rgb(67, 117, 206)
HSL	hsl(218, 59%, 54%)
HSV	hsv(218, 67%, 81%)
CMYK	cmyk(67.5%, 43.2%, 0%, 19.2%)
CIE-LAB	lab(49.94, 12.23, -51.08)
CIE-LCH	lch(49.94, 52.52, 283.47°)
OKLab	oklab(57.23% -0.0231 -0.1459)
OKLCH	oklch(57.23% 0.148 261)
XYZ	xyz(19.8126, 18.3701, 60.8822)
Luminance	0.1837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375CE #CE9C43

analogous

#43BBCE #4375CE #5643CE

triadic

#4375CE #CE4375 #75CE43

tetradic

#4375CE #CE43BB #CE9C43 #43CE56

square

#4375CE #CE43BB #CE9C43 #43CE56

split-complementary

#4375CE #CE5643 #BBCE43

monochromatic

#1F3F77 #2C58A8 #4375CE #7499DB #A4BCE7

Accessibility & contrast

On white

4.49

#4375CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#4375CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4375CE

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375CE	#FFFFFF	#000000	##000000
##4375CE	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7ED1

Deuteranopia (green-blind)

#3371CC

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4375ce;
/* rgb */ color: rgb(67, 117, 206);
/* oklch */ color: oklch(57.2% 0.148 261.0);

Tailwind

colors: {
  custom: {
    50: '#869cdd',
    500: '#4375ce',
    950: '#000000',
  },
}

SCSS

$custom: #4375ce;
$custom-light: #869cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4375ce",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 206
  },
  "hsl": {
    "h": 218.417,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57233,
    "c": 0.14772,
    "h": 261
  },
  "luminance": 0.18372
}

Semantic roles & 50–950 ramp

primary

#4375CE

secondary

#D4BF99

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4375CE

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

Preview Lab → · Contrast checker → · Palette generator →