#279DBC#279DBC

#279DBC is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.7% C 0.108 H 220.3°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#279DBC
RGB	rgb(39, 157, 188)
HSL	hsl(192, 66%, 45%)
HSV	hsv(192, 79%, 74%)
CMYK	cmyk(79.3%, 16.5%, 0%, 26.3%)
CIE-LAB	lab(60.05, -20.94, -25.07)
CIE-LCH	lch(60.05, 32.66, 230.13°)
OKLab	oklab(64.7% -0.0827 -0.0702)
OKLCH	oklch(64.7% 0.108 220.3)
XYZ	xyz(21.9669, 28.1734, 51.8475)
Luminance	0.2818 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#279DBC #BC4627

analogous

#27BC91 #279DBC #2753BC

triadic

#279DBC #BC279D #9DBC27

tetradic

#279DBC #9127BC #BC4627 #53BC27

square

#279DBC #9127BC #BC4627 #53BC27

split-complementary

#279DBC #BC2753 #BC9127

monochromatic

#124857 #1C7389 #279DBC #47BBD9 #7ACDE3

Accessibility & contrast

On white

3.16

#279DBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#279DBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #279DBC

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##279DBC	#FFFFFF	#000000	##000000
##279DBC	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A99BE

Deuteranopia (green-blind)

#778BBC

Tritanopia (blue-blind)

#00A7A7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #279dbc;
/* rgb */ color: rgb(39, 157, 188);
/* oklch */ color: oklch(64.7% 0.108 220.3);

Tailwind

colors: {
  custom: {
    50: '#7abad0',
    500: '#279dbc',
    950: '#000000',
  },
}

SCSS

$custom: #279dbc;
$custom-light: #7abad0;
$custom-dark: #000000;

JSON

{
  "hex": "#279dbc",
  "rgb": {
    "r": 39,
    "g": 157,
    "b": 188
  },
  "hsl": {
    "h": 192.483,
    "s": 65.639,
    "l": 44.51
  },
  "oklch": {
    "l": 0.64704,
    "c": 0.10843,
    "h": 220.3
  },
  "luminance": 0.28176
}

Semantic roles & 50–950 ramp

primary

#279DBC

secondary

#CB8673

accent

#623FE9

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #279DBC

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

Preview Lab → · Contrast checker → · Palette generator →