#375B71#375B71

#375B71 is a mid, muted cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.055 H 236.6°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#375B71
RGB	rgb(55, 91, 113)
HSL	hsl(203, 35%, 33%)
HSV	hsv(203, 51%, 44%)
CMYK	cmyk(51.3%, 19.5%, 0%, 55.7%)
CIE-LAB	lab(36.90, -6.24, -16.51)
CIE-LCH	lch(36.90, 17.65, 249.30°)
OKLab	oklab(45.34% -0.0303 -0.0459)
OKLCH	oklch(45.34% 0.055 236.6)
XYZ	xyz(8.2962, 9.4860, 17.0134)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375B71 #714D37

analogous

#37716A #375B71 #373E71

triadic

#375B71 #71375B #5B7137

tetradic

#375B71 #6A3771 #714D37 #3E7137

square

#375B71 #6A3771 #714D37 #3E7137

split-complementary

#375B71 #71373E #716A37

monochromatic

#0F191F #233A48 #375B71 #4B7C9A #6B9AB7

Accessibility & contrast

On white

7.25

#375B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#375B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #375B71

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375B71	#FFFFFF	#000000	##FFFFFF
##375B71	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515A72

Deuteranopia (green-blind)

#495471

Tritanopia (blue-blind)

#1A6162

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #375b71;
/* rgb */ color: rgb(55, 91, 113);
/* oklch */ color: oklch(45.3% 0.055 236.6);

Tailwind

colors: {
  custom: {
    50: '#728999',
    500: '#375b71',
    950: '#000000',
  },
}

SCSS

$custom: #375b71;
$custom-light: #728999;
$custom-dark: #000000;

JSON

{
  "hex": "#375b71",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 113
  },
  "hsl": {
    "h": 202.759,
    "s": 34.524,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45341,
    "c": 0.05496,
    "h": 236.6
  },
  "luminance": 0.09487
}

Semantic roles & 50–950 ramp

primary

#375B71

secondary

#A07B64

accent

#875DCB

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #375B71

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

Preview Lab → · Contrast checker → · Palette generator →