#308FB0#308FB0

#308FB0 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.9% C 0.099 H 225.4°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#308FB0
RGB	rgb(48, 143, 176)
HSL	hsl(195, 57%, 44%)
HSV	hsv(195, 73%, 69%)
CMYK	cmyk(72.7%, 18.7%, 0%, 31%)
CIE-LAB	lab(55.49, -16.43, -25.27)
CIE-LCH	lch(55.49, 30.14, 236.97°)
OKLab	oklab(60.95% -0.0697 -0.0708)
OKLCH	oklch(60.95% 0.099 225.4)
XYZ	xyz(18.8747, 23.4057, 44.5889)
Luminance	0.2341 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308FB0 #B05130

analogous

#30B091 #308FB0 #304FB0

triadic

#308FB0 #B0308F #8FB030

tetradic

#308FB0 #9130B0 #B05130 #4FB030

square

#308FB0 #9130B0 #B05130 #4FB030

split-complementary

#308FB0 #B0304F #B09130

monochromatic

#164150 #236880 #308FB0 #4EAECF #7EC4DC

Accessibility & contrast

On white

3.70

#308FB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#308FB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308FB0

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308FB0	#FFFFFF	#000000	##000000
##308FB0	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8CB2

Deuteranopia (green-blind)

#6B7FB0

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #308fb0;
/* rgb */ color: rgb(48, 143, 176);
/* oklch */ color: oklch(60.9% 0.099 225.4);

Tailwind

colors: {
  custom: {
    50: '#7ab0c7',
    500: '#308fb0',
    950: '#000000',
  },
}

SCSS

$custom: #308fb0;
$custom-light: #7ab0c7;
$custom-dark: #000000;

JSON

{
  "hex": "#308fb0",
  "rgb": {
    "r": 48,
    "g": 143,
    "b": 176
  },
  "hsl": {
    "h": 195.469,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.60945,
    "c": 0.09935,
    "h": 225.4
  },
  "luminance": 0.23408
}

Semantic roles & 50–950 ramp

primary

#308FB0

secondary

#C58B77

accent

#6F47E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308FB0

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

Preview Lab → · Contrast checker → · Palette generator →