#308FB1#308FB1

#308FB1 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.0% C 0.100 H 226.2°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#308FB1
RGB	rgb(48, 143, 177)
HSL	hsl(196, 57%, 44%)
HSV	hsv(196, 73%, 69%)
CMYK	cmyk(72.9%, 19.2%, 0%, 30.6%)
CIE-LAB	lab(55.53, -16.09, -25.77)
CIE-LCH	lch(55.53, 30.38, 238.02°)
OKLab	oklab(60.99% -0.0694 -0.0722)
OKLCH	oklch(60.99% 0.1 226.2)
XYZ	xyz(18.9740, 23.4454, 45.1119)
Luminance	0.2345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308FB1 #B15230

analogous

#30B193 #308FB1 #304FB1

triadic

#308FB1 #B1308F #8FB130

tetradic

#308FB1 #9330B1 #B15230 #4FB130

square

#308FB1 #9330B1 #B15230 #4FB130

split-complementary

#308FB1 #B1304F #B19330

monochromatic

#164151 #236881 #308FB1 #4FADCF #7FC4DC

Accessibility & contrast

On white

3.69

#308FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#308FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308FB1

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308FB1	#FFFFFF	#000000	##000000
##308FB1	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8CB3

Deuteranopia (green-blind)

#6B7FB1

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #308fb1;
/* rgb */ color: rgb(48, 143, 177);
/* oklch */ color: oklch(61.0% 0.100 226.2);

Tailwind

colors: {
  custom: {
    50: '#7aafc8',
    500: '#308fb1',
    950: '#000000',
  },
}

SCSS

$custom: #308fb1;
$custom-light: #7aafc8;
$custom-dark: #000000;

JSON

{
  "hex": "#308fb1",
  "rgb": {
    "r": 48,
    "g": 143,
    "b": 177
  },
  "hsl": {
    "h": 195.814,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.6099,
    "c": 0.10013,
    "h": 226.2
  },
  "luminance": 0.23448
}

Semantic roles & 50–950 ramp

primary

#308FB1

secondary

#C58C78

accent

#7047E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308FB1

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

Preview Lab → · Contrast checker → · Palette generator →