#277390#277390

#277390 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.2% C 0.086 H 227.5°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#277390
RGB	rgb(39, 115, 144)
HSL	hsl(197, 57%, 36%)
HSV	hsv(197, 73%, 56%)
CMYK	cmyk(72.9%, 20.1%, 0%, 43.5%)
CIE-LAB	lab(45.23, -13.08, -22.50)
CIE-LCH	lch(45.23, 26.03, 239.82°)
OKLab	oklab(52.23% -0.0578 -0.063)
OKLCH	oklch(52.23% 0.086 227.5)
XYZ	xyz(11.9994, 14.7051, 28.5861)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277390 #904427

analogous

#279078 #277390 #273F90

triadic

#277390 #902773 #739027

tetradic

#277390 #782790 #904427 #3F9027

square

#277390 #782790 #904427 #3F9027

split-complementary

#277390 #90273F #907827

monochromatic

#0D2630 #1A4D60 #277390 #3499C0 #5EB3D3

Accessibility & contrast

On white

5.33

#277390 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#277390 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277390

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277390	#FFFFFF	#000000	##FFFFFF
##277390	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647191

Deuteranopia (green-blind)

#556690

Tritanopia (blue-blind)

#007B7D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #277390;
/* rgb */ color: rgb(39, 115, 144);
/* oklch */ color: oklch(52.2% 0.086 227.5);

Tailwind

colors: {
  custom: {
    50: '#709bb0',
    500: '#277390',
    950: '#000000',
  },
}

SCSS

$custom: #277390;
$custom-light: #709bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#277390",
  "rgb": {
    "r": 39,
    "g": 115,
    "b": 144
  },
  "hsl": {
    "h": 196.571,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.52232,
    "c": 0.08552,
    "h": 227.5
  },
  "luminance": 0.14706
}

Semantic roles & 50–950 ramp

primary

#277390

secondary

#B9745A

accent

#7247E1

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #277390

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

Preview Lab → · Contrast checker → · Palette generator →