#308FB2#308FB2

#308FB2 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.0% C 0.101 H 226.9°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#308FB2
RGB	rgb(48, 143, 178)
HSL	hsl(196, 58%, 44%)
HSV	hsv(196, 73%, 70%)
CMYK	cmyk(73%, 19.7%, 0%, 30.2%)
CIE-LAB	lab(55.57, -15.75, -26.28)
CIE-LCH	lch(55.57, 30.64, 239.06°)
OKLab	oklab(61.04% -0.069 -0.0737)
OKLCH	oklch(61.04% 0.101 226.9)
XYZ	xyz(19.0740, 23.4854, 45.6387)
Luminance	0.2349 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308FB2 #B25330

analogous

#30B294 #308FB2 #304EB2

triadic

#308FB2 #B2308F #8FB230

tetradic

#308FB2 #9430B2 #B25330 #4EB230

square

#308FB2 #9430B2 #B25330 #4EB230

split-complementary

#308FB2 #B2304E #B29430

monochromatic

#164252 #236882 #308FB2 #50ADD0 #80C4DD

Accessibility & contrast

On white

3.69

#308FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#308FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308FB2

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308FB2	#FFFFFF	#000000	##000000
##308FB2	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB4

Deuteranopia (green-blind)

#6B80B2

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #308fb2;
/* rgb */ color: rgb(48, 143, 178);
/* oklch */ color: oklch(61.0% 0.101 226.9);

Tailwind

colors: {
  custom: {
    50: '#7aafc9',
    500: '#308fb2',
    950: '#000000',
  },
}

SCSS

$custom: #308fb2;
$custom-light: #7aafc9;
$custom-dark: #000000;

JSON

{
  "hex": "#308fb2",
  "rgb": {
    "r": 48,
    "g": 143,
    "b": 178
  },
  "hsl": {
    "h": 196.154,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.61036,
    "c": 0.10092,
    "h": 226.9
  },
  "luminance": 0.23488
}

Semantic roles & 50–950 ramp

primary

#308FB2

secondary

#C68D78

accent

#7047E1

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #308FB2

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

Preview Lab → · Contrast checker → · Palette generator →