#375F8A#375F8A

#375F8A is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.6% C 0.083 H 251.5°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#375F8A
RGB	rgb(55, 95, 138)
HSL	hsl(211, 43%, 38%)
HSV	hsv(211, 60%, 54%)
CMYK	cmyk(60.1%, 31.2%, 0%, 45.9%)
CIE-LAB	lab(39.29, -0.31, -28.09)
CIE-LCH	lch(39.29, 28.09, 269.36°)
OKLab	oklab(47.6% -0.0264 -0.0791)
OKLCH	oklch(47.6% 0.083 251.5)
XYZ	xyz(10.2536, 10.8307, 25.5900)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375F8A #8A6237

analogous

#37888A #375F8A #38378A

triadic

#375F8A #8A375F #5F8A37

tetradic

#375F8A #8A3788 #8A6237 #378A38

square

#375F8A #8A3788 #8A6237 #378A38

split-complementary

#375F8A #8A3837 #888A37

monochromatic

#142332 #26415E #375F8A #487DB6 #749CC8

Accessibility & contrast

On white

6.63

#375F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#375F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375F8A

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375F8A	#FFFFFF	#000000	##FFFFFF
##375F8A	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D618C

Deuteranopia (green-blind)

#425989

Tritanopia (blue-blind)

#00696E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375f8a;
/* rgb */ color: rgb(55, 95, 138);
/* oklch */ color: oklch(47.6% 0.083 251.5);

Tailwind

colors: {
  custom: {
    50: '#758cac',
    500: '#375f8a',
    950: '#000000',
  },
}

SCSS

$custom: #375f8a;
$custom-light: #758cac;
$custom-dark: #000000;

JSON

{
  "hex": "#375f8a",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 138
  },
  "hsl": {
    "h": 211.084,
    "s": 43.005,
    "l": 37.843
  },
  "oklch": {
    "l": 0.47602,
    "c": 0.08345,
    "h": 251.5
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#375F8A

secondary

#B0906D

accent

#9655D3

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #375F8A

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

Preview Lab → · Contrast checker → · Palette generator →