#308AB2#308AB2

#308AB2 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.8% C 0.103 H 231.5°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#308AB2
RGB	rgb(48, 138, 178)
HSL	hsl(198, 58%, 44%)
HSV	hsv(198, 73%, 70%)
CMYK	cmyk(73%, 22.5%, 0%, 30.2%)
CIE-LAB	lab(54.05, -12.99, -28.64)
CIE-LCH	lch(54.05, 31.45, 245.60°)
OKLab	oklab(59.82% -0.064 -0.0805)
OKLCH	oklch(59.82% 0.103 231.5)
XYZ	xyz(18.3401, 22.0176, 45.3941)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308AB2 #B25830

analogous

#30B299 #308AB2 #3049B2

triadic

#308AB2 #B2308A #8AB230

tetradic

#308AB2 #9930B2 #B25830 #49B230

square

#308AB2 #9930B2 #B25830 #49B230

split-complementary

#308AB2 #B23049 #B29930

monochromatic

#163F52 #236582 #308AB2 #50A8D0 #80C0DD

Accessibility & contrast

On white

3.89

#308AB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#308AB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308AB2

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308AB2	#FFFFFF	#000000	##000000
##308AB2	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7688B4

Deuteranopia (green-blind)

#647CB1

Tritanopia (blue-blind)

#009597

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #308ab2;
/* rgb */ color: rgb(48, 138, 178);
/* oklch */ color: oklch(59.8% 0.103 231.5);

Tailwind

colors: {
  custom: {
    50: '#7aacc9',
    500: '#308ab2',
    950: '#000000',
  },
}

SCSS

$custom: #308ab2;
$custom-light: #7aacc9;
$custom-dark: #000000;

JSON

{
  "hex": "#308ab2",
  "rgb": {
    "r": 48,
    "g": 138,
    "b": 178
  },
  "hsl": {
    "h": 198.462,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5982,
    "c": 0.1028,
    "h": 231.5
  },
  "luminance": 0.2202
}

Semantic roles & 50–950 ramp

primary

#308AB2

secondary

#C69078

accent

#7647E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308AB2

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

Preview Lab → · Contrast checker → · Palette generator →