#375A7B#375A7B

#375A7B is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.6% C 0.068 H 248.1°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#375A7B
RGB	rgb(55, 90, 123)
HSL	hsl(209, 38%, 35%)
HSV	hsv(209, 55%, 48%)
CMYK	cmyk(55.3%, 26.8%, 0%, 51.8%)
CIE-LAB	lab(37.03, -2.33, -22.48)
CIE-LCH	lch(37.03, 22.60, 264.08°)
OKLab	oklab(45.59% -0.0253 -0.063)
OKLCH	oklch(45.59% 0.068 248.1)
XYZ	xyz(8.8056, 9.5539, 20.1151)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375A7B #7B5837

analogous

#377B7A #375A7B #37387B

triadic

#375A7B #7B375A #5A7B37

tetradic

#375A7B #7A377B #7B5837 #387B37

square

#375A7B #7A377B #7B5837 #387B37

split-complementary

#375A7B #7B3738 #7B7A37

monochromatic

#111C26 #243B51 #375A7B #4A79A5 #6E97BE

Accessibility & contrast

On white

7.21

#375A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#375A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #375A7B

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375A7B	#FFFFFF	#000000	##FFFFFF
##375A7B	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5B7C

Deuteranopia (green-blind)

#43547A

Tritanopia (blue-blind)

#0F6265

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #375a7b;
/* rgb */ color: rgb(55, 90, 123);
/* oklch */ color: oklch(45.6% 0.068 248.1);

Tailwind

colors: {
  custom: {
    50: '#7388a1',
    500: '#375a7b',
    950: '#000000',
  },
}

SCSS

$custom: #375a7b;
$custom-light: #7388a1;
$custom-dark: #000000;

JSON

{
  "hex": "#375a7b",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 123
  },
  "hsl": {
    "h": 209.118,
    "s": 38.202,
    "l": 34.902
  },
  "oklch": {
    "l": 0.45586,
    "c": 0.06783,
    "h": 248.1
  },
  "luminance": 0.09555
}

Semantic roles & 50–950 ramp

primary

#375A7B

secondary

#A78667

accent

#925ACE

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #375A7B

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

Preview Lab → · Contrast checker → · Palette generator →