#277283#277283

#277283 is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.4% C 0.076 H 215.8°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#277283
RGB	rgb(39, 114, 131)
HSL	hsl(191, 54%, 33%)
HSV	hsv(191, 70%, 51%)
CMYK	cmyk(70.2%, 13%, 0%, 48.6%)
CIE-LAB	lab(44.38, -16.98, -16.06)
CIE-LCH	lch(44.38, 23.37, 223.40°)
OKLab	oklab(51.38% -0.062 -0.0447)
OKLCH	oklch(51.38% 0.076 215.8)
XYZ	xyz(10.9490, 14.1034, 23.6135)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277283 #833827

analogous

#278366 #277283 #274483

triadic

#277283 #832772 #728327

tetradic

#277283 #662783 #833827 #448327

square

#277283 #662783 #833827 #448327

split-complementary

#277283 #832744 #836627

monochromatic

#0B2025 #194954 #277283 #359BB2 #57B7CD

Accessibility & contrast

On white

5.50

#277283 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#277283 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277283

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277283	#FFFFFF	#000000	##FFFFFF
##277283	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666E84

Deuteranopia (green-blind)

#596583

Tritanopia (blue-blind)

#007877

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #277283;
/* rgb */ color: rgb(39, 114, 131);
/* oklch */ color: oklch(51.4% 0.076 215.8);

Tailwind

colors: {
  custom: {
    50: '#6e9aa7',
    500: '#277283',
    950: '#000000',
  },
}

SCSS

$custom: #277283;
$custom-light: #6e9aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#277283",
  "rgb": {
    "r": 39,
    "g": 114,
    "b": 131
  },
  "hsl": {
    "h": 191.087,
    "s": 54.118,
    "l": 33.333
  },
  "oklch": {
    "l": 0.51379,
    "c": 0.07646,
    "h": 215.8
  },
  "luminance": 0.14105
}

Semantic roles & 50–950 ramp

primary

#277283

secondary

#B26554

accent

#664ADD

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #277283

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

Preview Lab → · Contrast checker → · Palette generator →