#308EA3#308EA3

#308EA3 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.1% C 0.091 H 215.7°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#308EA3
RGB	rgb(48, 142, 163)
HSL	hsl(191, 55%, 41%)
HSV	hsv(191, 71%, 64%)
CMYK	cmyk(70.6%, 12.9%, 0%, 36.1%)
CIE-LAB	lab(54.68, -20.19, -19.06)
CIE-LCH	lch(54.68, 27.77, 223.36°)
OKLab	oklab(60.13% -0.0739 -0.0531)
OKLCH	oklch(60.13% 0.091 215.7)
XYZ	xyz(17.5000, 22.6167, 38.0864)
Luminance	0.2262 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308EA3 #A34530

analogous

#30A37F #308EA3 #3055A3

triadic

#308EA3 #A3308E #8EA330

tetradic

#308EA3 #7F30A3 #A34530 #55A330

square

#308EA3 #7F30A3 #A34530 #55A330

split-complementary

#308EA3 #A33055 #A37F30

monochromatic

#143C44 #226574 #308EA3 #47B1C9 #77C5D7

Accessibility & contrast

On white

3.80

#308EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#308EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308EA3

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308EA3	#FFFFFF	#000000	##000000
##308EA3	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808AA4

Deuteranopia (green-blind)

#6F7EA3

Tritanopia (blue-blind)

#009695

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #308ea3;
/* rgb */ color: rgb(48, 142, 163);
/* oklch */ color: oklch(60.1% 0.091 215.7);

Tailwind

colors: {
  custom: {
    50: '#78afbe',
    500: '#308ea3',
    950: '#000000',
  },
}

SCSS

$custom: #308ea3;
$custom-light: #78afbe;
$custom-dark: #000000;

JSON

{
  "hex": "#308ea3",
  "rgb": {
    "r": 48,
    "g": 142,
    "b": 163
  },
  "hsl": {
    "h": 190.957,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60126,
    "c": 0.09099,
    "h": 215.7
  },
  "luminance": 0.22619
}

Semantic roles & 50–950 ramp

primary

#308EA3

secondary

#BF7E70

accent

#654ADE

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #308EA3

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

Preview Lab → · Contrast checker → · Palette generator →