#279DB9#279DB9

#279DB9 is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.6% C 0.107 H 218.2°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#279DB9
RGB	rgb(39, 157, 185)
HSL	hsl(192, 65%, 44%)
HSV	hsv(192, 79%, 73%)
CMYK	cmyk(78.9%, 15.1%, 0%, 27.5%)
CIE-LAB	lab(59.93, -21.94, -23.55)
CIE-LCH	lch(59.93, 32.19, 227.03°)
OKLab	oklab(64.57% -0.0838 -0.0659)
OKLCH	oklch(64.57% 0.107 218.2)
XYZ	xyz(21.6469, 28.0454, 50.1619)
Luminance	0.2805 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#279DB9 #B94327

analogous

#27B98C #279DB9 #2754B9

triadic

#279DB9 #B9279D #9DB927

tetradic

#279DB9 #8C27B9 #B94327 #54B927

square

#279DB9 #8C27B9 #B94327 #54B927

split-complementary

#279DB9 #B92754 #B98C27

monochromatic

#124754 #1C7286 #279DB9 #45BCD8 #78CEE3

Accessibility & contrast

On white

3.18

#279DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#279DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #279DB9

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##279DB9	#FFFFFF	#000000	##000000
##279DB9	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B98BB

Deuteranopia (green-blind)

#788AB9

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #279db9;
/* rgb */ color: rgb(39, 157, 185);
/* oklch */ color: oklch(64.6% 0.107 218.2);

Tailwind

colors: {
  custom: {
    50: '#7abace',
    500: '#279db9',
    950: '#000000',
  },
}

SCSS

$custom: #279db9;
$custom-light: #7abace;
$custom-dark: #000000;

JSON

{
  "hex": "#279db9",
  "rgb": {
    "r": 39,
    "g": 157,
    "b": 185
  },
  "hsl": {
    "h": 191.507,
    "s": 65.179,
    "l": 43.922
  },
  "oklch": {
    "l": 0.64573,
    "c": 0.10661,
    "h": 218.2
  },
  "luminance": 0.28048
}

Semantic roles & 50–950 ramp

primary

#279DB9

secondary

#CA8372

accent

#6040E8

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #279DB9

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

Preview Lab → · Contrast checker → · Palette generator →