#308CB2#308CB2

#308CB2 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.3% C 0.102 H 229.7°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#308CB2
RGB	rgb(48, 140, 178)
HSL	hsl(198, 58%, 44%)
HSV	hsv(198, 73%, 70%)
CMYK	cmyk(73%, 21.3%, 0%, 30.2%)
CIE-LAB	lab(54.65, -14.10, -27.70)
CIE-LCH	lch(54.65, 31.08, 243.01°)
OKLab	oklab(60.31% -0.066 -0.0777)
OKLCH	oklch(60.31% 0.102 229.7)
XYZ	xyz(18.6296, 22.5967, 45.4906)
Luminance	0.2260 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308CB2 #B25630

analogous

#30B297 #308CB2 #304BB2

triadic

#308CB2 #B2308C #8CB230

tetradic

#308CB2 #9730B2 #B25630 #4BB230

square

#308CB2 #9730B2 #B25630 #4BB230

split-complementary

#308CB2 #B2304B #B29730

monochromatic

#164052 #236682 #308CB2 #50AAD0 #80C2DD

Accessibility & contrast

On white

3.80

#308CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#308CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308CB2

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308CB2	#FFFFFF	#000000	##000000
##308CB2	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788AB4

Deuteranopia (green-blind)

#677DB1

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #308cb2;
/* rgb */ color: rgb(48, 140, 178);
/* oklch */ color: oklch(60.3% 0.102 229.7);

Tailwind

colors: {
  custom: {
    50: '#7aadc9',
    500: '#308cb2',
    950: '#000000',
  },
}

SCSS

$custom: #308cb2;
$custom-light: #7aadc9;
$custom-dark: #000000;

JSON

{
  "hex": "#308cb2",
  "rgb": {
    "r": 48,
    "g": 140,
    "b": 178
  },
  "hsl": {
    "h": 197.538,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.60306,
    "c": 0.10197,
    "h": 229.7
  },
  "luminance": 0.22599
}

Semantic roles & 50–950 ramp

primary

#308CB2

secondary

#C68F78

accent

#7447E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308CB2

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

Preview Lab → · Contrast checker → · Palette generator →