#4381B3#4381B3

#4381B3 is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 58.4% C 0.100 H 245.1°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#4381B3
RGB	rgb(67, 129, 179)
HSL	hsl(207, 46%, 48%)
HSV	hsv(207, 63%, 70%)
CMYK	cmyk(62.6%, 27.9%, 0%, 29.8%)
CIE-LAB	lab(52.00, -4.40, -32.35)
CIE-LCH	lch(52.00, 32.65, 262.25°)
OKLab	oklab(58.39% -0.0423 -0.0911)
OKLCH	oklch(58.39% 0.1 245.1)
XYZ	xyz(18.2987, 20.1467, 45.5635)
Luminance	0.2015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4381B3 #B37543

analogous

#43B3AD #4381B3 #4349B3

triadic

#4381B3 #B34381 #81B343

tetradic

#4381B3 #AD43B3 #B37543 #49B343

square

#4381B3 #AD43B3 #B37543 #49B343

split-complementary

#4381B3 #B34349 #B3AD43

monochromatic

#22415A #326186 #4381B3 #6B9FC8 #98BCD8

Accessibility & contrast

On white

4.18

#4381B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#4381B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4381B3

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4381B3	#FFFFFF	#000000	##000000
##4381B3	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B82B5

Deuteranopia (green-blind)

#5C77B2

Tritanopia (blue-blind)

#008D92

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4381b3;
/* rgb */ color: rgb(67, 129, 179);
/* oklch */ color: oklch(58.4% 0.100 245.1);

Tailwind

colors: {
  custom: {
    50: '#81a5ca',
    500: '#4381b3',
    950: '#000000',
  },
}

SCSS

$custom: #4381b3;
$custom-light: #81a5ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4381b3",
  "rgb": {
    "r": 67,
    "g": 129,
    "b": 179
  },
  "hsl": {
    "h": 206.786,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.58386,
    "c": 0.10041,
    "h": 245.1
  },
  "luminance": 0.20148
}

Semantic roles & 50–950 ramp

primary

#4381B3

secondary

#C4A68D

accent

#8D53D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4381B3

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

Preview Lab → · Contrast checker → · Palette generator →