#375D8C#375D8C

#375D8C is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.2% C 0.088 H 254.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#375D8C
RGB	rgb(55, 93, 140)
HSL	hsl(213, 44%, 38%)
HSV	hsv(213, 61%, 55%)
CMYK	cmyk(60.7%, 33.6%, 0%, 45.1%)
CIE-LAB	lab(38.78, 1.64, -30.10)
CIE-LCH	lch(38.78, 30.15, 273.12°)
OKLab	oklab(47.24% -0.0235 -0.085)
OKLCH	oklch(47.24% 0.088 254.6)
XYZ	xyz(10.2218, 10.5335, 26.3003)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375D8C #8C6637

analogous

#37878C #375D8C #3B378C

triadic

#375D8C #8C375D #5D8C37

tetradic

#375D8C #8C3787 #8C6637 #378C3B

square

#375D8C #8C3787 #8C6637 #378C3B

split-complementary

#375D8C #8C3B37 #878C37

monochromatic

#142334 #264060 #375D8C #497AB7 #759AC9

Accessibility & contrast

On white

6.76

#375D8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#375D8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375D8C

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375D8C	#FFFFFF	#000000	##FFFFFF
##375D8C	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49608E

Deuteranopia (green-blind)

#3E588B

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #375d8c;
/* rgb */ color: rgb(55, 93, 140);
/* oklch */ color: oklch(47.2% 0.088 254.6);

Tailwind

colors: {
  custom: {
    50: '#758aae',
    500: '#375d8c',
    950: '#000000',
  },
}

SCSS

$custom: #375d8c;
$custom-light: #758aae;
$custom-dark: #000000;

JSON

{
  "hex": "#375d8c",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 140
  },
  "hsl": {
    "h": 213.176,
    "s": 43.59,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47235,
    "c": 0.08819,
    "h": 254.6
  },
  "luminance": 0.10534
}

Semantic roles & 50–950 ramp

primary

#375D8C

secondary

#B1936D

accent

#9B54D3

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #375D8C

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

Preview Lab → · Contrast checker → · Palette generator →