#308DB2#308DB2

#308DB2 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.5% C 0.102 H 228.8°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#308DB2
RGB	rgb(48, 141, 178)
HSL	hsl(197, 58%, 44%)
HSV	hsv(197, 73%, 70%)
CMYK	cmyk(73%, 20.8%, 0%, 30.2%)
CIE-LAB	lab(54.96, -14.66, -27.22)
CIE-LCH	lch(54.96, 30.92, 241.70°)
OKLab	oklab(60.55% -0.067 -0.0764)
OKLCH	oklch(60.55% 0.102 228.8)
XYZ	xyz(18.7764, 22.8903, 45.5395)
Luminance	0.2289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308DB2 #B25530

analogous

#30B296 #308DB2 #304CB2

triadic

#308DB2 #B2308D #8DB230

tetradic

#308DB2 #9630B2 #B25530 #4CB230

square

#308DB2 #9630B2 #B25530 #4CB230

split-complementary

#308DB2 #B2304C #B29630

monochromatic

#164152 #236782 #308DB2 #50ABD0 #80C2DD

Accessibility & contrast

On white

3.76

#308DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#308DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308DB2

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308DB2	#FFFFFF	#000000	##000000
##308DB2	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB4

Deuteranopia (green-blind)

#687EB2

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #308db2;
/* rgb */ color: rgb(48, 141, 178);
/* oklch */ color: oklch(60.5% 0.102 228.8);

Tailwind

colors: {
  custom: {
    50: '#7aaec9',
    500: '#308db2',
    950: '#000000',
  },
}

SCSS

$custom: #308db2;
$custom-light: #7aaec9;
$custom-dark: #000000;

JSON

{
  "hex": "#308db2",
  "rgb": {
    "r": 48,
    "g": 141,
    "b": 178
  },
  "hsl": {
    "h": 197.077,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.60549,
    "c": 0.10159,
    "h": 228.8
  },
  "luminance": 0.22892
}

Semantic roles & 50–950 ramp

primary

#308DB2

secondary

#C68E78

accent

#7347E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308DB2

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

Preview Lab → · Contrast checker → · Palette generator →