#375D81#375D81

#375D81 is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.6% C 0.073 H 248.4°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#375D81
RGB	rgb(55, 93, 129)
HSL	hsl(209, 40%, 36%)
HSV	hsv(209, 57%, 51%)
CMYK	cmyk(57.4%, 27.9%, 0%, 49.4%)
CIE-LAB	lab(38.24, -2.17, -24.26)
CIE-LCH	lch(38.24, 24.36, 264.90°)
OKLab	oklab(46.63% -0.0269 -0.0681)
OKLCH	oklch(46.63% 0.073 248.4)
XYZ	xyz(9.4509, 10.2251, 22.2402)
Luminance	0.1023 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375D81 #815B37

analogous

#378180 #375D81 #373881

triadic

#375D81 #81375D #5D8137

tetradic

#375D81 #803781 #815B37 #388137

square

#375D81 #803781 #815B37 #388137

split-complementary

#375D81 #813738 #818037

monochromatic

#121F2B #253E56 #375D81 #497CAC #709AC2

Accessibility & contrast

On white

6.90

#375D81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#375D81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375D81

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375D81	#FFFFFF	#000000	##FFFFFF
##375D81	1.00	6.90	3.05	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5E83

Deuteranopia (green-blind)

#445780

Tritanopia (blue-blind)

#016569

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #375d81;
/* rgb */ color: rgb(55, 93, 129);
/* oklch */ color: oklch(46.6% 0.073 248.4);

Tailwind

colors: {
  custom: {
    50: '#748aa5',
    500: '#375d81',
    950: '#000000',
  },
}

SCSS

$custom: #375d81;
$custom-light: #748aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#375d81",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 129
  },
  "hsl": {
    "h": 209.189,
    "s": 40.217,
    "l": 36.078
  },
  "oklch": {
    "l": 0.46634,
    "c": 0.07322,
    "h": 248.4
  },
  "luminance": 0.10226
}

Semantic roles & 50–950 ramp

primary

#375D81

secondary

#AB8969

accent

#9258D0

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080B0F

muted

#7B7C7F

Preview Lab

Preview with #375D81

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

Preview Lab → · Contrast checker → · Palette generator →