#4381B8#4381B8

#4381B8 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.6% C 0.106 H 247.5°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4381B8
RGB	rgb(67, 129, 184)
HSL	hsl(208, 47%, 49%)
HSV	hsv(208, 64%, 72%)
CMYK	cmyk(63.6%, 29.9%, 0%, 27.8%)
CIE-LAB	lab(52.23, -2.72, -34.86)
CIE-LCH	lch(52.23, 34.97, 265.54°)
OKLab	oklab(58.64% -0.0407 -0.0984)
OKLCH	oklch(58.64% 0.106 247.5)
XYZ	xyz(18.8135, 20.3527, 48.2751)
Luminance	0.2035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4381B8 #B87A43

analogous

#43B8B5 #4381B8 #4347B8

triadic

#4381B8 #B84381 #81B843

tetradic

#4381B8 #B543B8 #B87A43 #47B843

square

#4381B8 #B543B8 #B87A43 #47B843

split-complementary

#4381B8 #B84347 #B8B543

monochromatic

#22425E #33628B #4381B8 #6E9FCA #9BBDDB

Accessibility & contrast

On white

4.14

#4381B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4381B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4381B8

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4381B8	#FFFFFF	#000000	##000000
##4381B8	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6983BA

Deuteranopia (green-blind)

#5977B7

Tritanopia (blue-blind)

#008E94

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4381b8;
/* rgb */ color: rgb(67, 129, 184);
/* oklch */ color: oklch(58.6% 0.106 247.5);

Tailwind

colors: {
  custom: {
    50: '#82a5cd',
    500: '#4381b8',
    950: '#000000',
  },
}

SCSS

$custom: #4381b8;
$custom-light: #82a5cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4381b8",
  "rgb": {
    "r": 67,
    "g": 129,
    "b": 184
  },
  "hsl": {
    "h": 208.205,
    "s": 46.614,
    "l": 49.216
  },
  "oklch": {
    "l": 0.58644,
    "c": 0.10645,
    "h": 247.5
  },
  "luminance": 0.20354
}

Semantic roles & 50–950 ramp

primary

#4381B8

secondary

#C7AA90

accent

#9052D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4381B8

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

Preview Lab → · Contrast checker → · Palette generator →