#377DAE#377DAE

#377DAE is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.7% C 0.103 H 242.3°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#377DAE
RGB	rgb(55, 125, 174)
HSL	hsl(205, 52%, 45%)
HSV	hsv(205, 68%, 68%)
CMYK	cmyk(68.4%, 28.2%, 0%, 31.8%)
CIE-LAB	lab(50.14, -5.89, -32.41)
CIE-LCH	lch(50.14, 32.94, 259.70°)
OKLab	oklab(56.71% -0.048 -0.0914)
OKLCH	oklch(56.71% 0.103 242.3)
XYZ	xyz(16.5462, 18.5337, 42.7415)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377DAE #AE6837

analogous

#37AEA4 #377DAE #3741AE

triadic

#377DAE #AE377D #7DAE37

tetradic

#377DAE #A437AE #AE6837 #41AE37

square

#377DAE #A437AE #AE6837 #41AE37

split-complementary

#377DAE #AE3741 #AEA437

monochromatic

#1A3A51 #285C7F #377DAE #589BCA #86B7D9

Accessibility & contrast

On white

4.46

#377DAE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#377DAE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #377DAE

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377DAE	#FFFFFF	#000000	##000000
##377DAE	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677EB0

Deuteranopia (green-blind)

#5672AD

Tritanopia (blue-blind)

#00898E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #377dae;
/* rgb */ color: rgb(55, 125, 174);
/* oklch */ color: oklch(56.7% 0.103 242.3);

Tailwind

colors: {
  custom: {
    50: '#7ba2c6',
    500: '#377dae',
    950: '#000000',
  },
}

SCSS

$custom: #377dae;
$custom-light: #7ba2c6;
$custom-dark: #000000;

JSON

{
  "hex": "#377dae",
  "rgb": {
    "r": 55,
    "g": 125,
    "b": 174
  },
  "hsl": {
    "h": 204.706,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.56714,
    "c": 0.10327,
    "h": 242.3
  },
  "luminance": 0.18535
}

Semantic roles & 50–950 ramp

primary

#377DAE

secondary

#C39A7E

accent

#874CDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #377DAE

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

Preview Lab → · Contrast checker → · Palette generator →