#375B8D#375B8D

#375B8D is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.8% C 0.092 H 256.9°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#375B8D
RGB	rgb(55, 91, 141)
HSL	hsl(215, 44%, 38%)
HSV	hsv(215, 61%, 55%)
CMYK	cmyk(61%, 35.5%, 0%, 44.7%)
CIE-LAB	lab(38.23, 3.26, -31.58)
CIE-LCH	lch(38.23, 31.75, 275.90°)
OKLab	oklab(46.82% -0.0208 -0.0893)
OKLCH	oklch(46.82% 0.092 256.9)
XYZ	xyz(10.1227, 10.2166, 26.6327)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375B8D #8D6937

analogous

#37868D #375B8D #3E378D

triadic

#375B8D #8D375B #5B8D37

tetradic

#375B8D #8D3786 #8D6937 #378D3E

square

#375B8D #8D3786 #8D6937 #378D3E

split-complementary

#375B8D #8D3E37 #868D37

monochromatic

#152235 #263F61 #375B8D #4978B8 #7598C9

Accessibility & contrast

On white

6.90

#375B8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#375B8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375B8D

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375B8D	#FFFFFF	#000000	##FFFFFF
##375B8D	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465E8F

Deuteranopia (green-blind)

#3B568C

Tritanopia (blue-blind)

#00666D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #375b8d;
/* rgb */ color: rgb(55, 91, 141);
/* oklch */ color: oklch(46.8% 0.092 256.9);

Tailwind

colors: {
  custom: {
    50: '#7589ae',
    500: '#375b8d',
    950: '#000000',
  },
}

SCSS

$custom: #375b8d;
$custom-light: #7589ae;
$custom-dark: #000000;

JSON

{
  "hex": "#375b8d",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 141
  },
  "hsl": {
    "h": 214.884,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46819,
    "c": 0.09174,
    "h": 256.9
  },
  "luminance": 0.10217
}

Semantic roles & 50–950 ramp

primary

#375B8D

secondary

#B2956E

accent

#9E54D4

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #375B8D

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

Preview Lab → · Contrast checker → · Palette generator →