#277290#277290

#277290 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.0% C 0.086 H 228.6°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#277290
RGB	rgb(39, 114, 144)
HSL	hsl(197, 57%, 36%)
HSV	hsv(197, 73%, 56%)
CMYK	cmyk(72.9%, 20.8%, 0%, 43.5%)
CIE-LAB	lab(44.91, -12.51, -22.99)
CIE-LCH	lch(44.91, 26.17, 241.44°)
OKLab	oklab(51.98% -0.0567 -0.0645)
OKLCH	oklch(51.98% 0.086 228.6)
XYZ	xyz(11.8860, 14.4782, 28.5483)
Luminance	0.1448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277290 #904527

analogous

#279079 #277290 #273D90

triadic

#277290 #902772 #729027

tetradic

#277290 #792790 #904527 #3D9027

square

#277290 #792790 #904527 #3D9027

split-complementary

#277290 #90273D #907927

monochromatic

#0D2630 #1A4C60 #277290 #3498C0 #5EB2D3

Accessibility & contrast

On white

5.39

#277290 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#277290 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277290

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277290	#FFFFFF	#000000	##FFFFFF
##277290	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#627091

Deuteranopia (green-blind)

#546690

Tritanopia (blue-blind)

#007A7C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #277290;
/* rgb */ color: rgb(39, 114, 144);
/* oklch */ color: oklch(52.0% 0.086 228.6);

Tailwind

colors: {
  custom: {
    50: '#709ab0',
    500: '#277290',
    950: '#000000',
  },
}

SCSS

$custom: #277290;
$custom-light: #709ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#277290",
  "rgb": {
    "r": 39,
    "g": 114,
    "b": 144
  },
  "hsl": {
    "h": 197.143,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.5198,
    "c": 0.08587,
    "h": 228.6
  },
  "luminance": 0.1448
}

Semantic roles & 50–950 ramp

primary

#277290

secondary

#B9755A

accent

#7347E1

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #277290

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

Preview Lab → · Contrast checker → · Palette generator →