#308EB8#308EB8

#308EB8 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.1% C 0.106 H 231.9°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#308EB8
RGB	rgb(48, 142, 184)
HSL	hsl(199, 59%, 45%)
HSV	hsv(199, 74%, 72%)
CMYK	cmyk(73.9%, 22.8%, 0%, 27.8%)
CIE-LAB	lab(55.52, -13.16, -29.79)
CIE-LCH	lch(55.52, 32.56, 246.17°)
OKLab	oklab(61.08% -0.0658 -0.0837)
OKLCH	oklch(61.08% 0.106 231.9)
XYZ	xyz(19.5402, 23.4328, 48.8313)
Luminance	0.2344 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308EB8 #B85A30

analogous

#30B89E #308EB8 #304AB8

triadic

#308EB8 #B8308E #8EB830

tetradic

#308EB8 #9E30B8 #B85A30 #4AB830

square

#308EB8 #9E30B8 #B85A30 #4AB830

split-complementary

#308EB8 #B8304A #B89E30

monochromatic

#174357 #236987 #308EB8 #53ABD2 #84C3DF

Accessibility & contrast

On white

3.69

#308EB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#308EB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308EB8

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308EB8	#FFFFFF	#000000	##000000
##308EB8	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)

#798CBA

Deuteranopia (green-blind)

#677FB7

Tritanopia (blue-blind)

#00999C

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #308eb8;
/* rgb */ color: rgb(48, 142, 184);
/* oklch */ color: oklch(61.1% 0.106 231.9);

Tailwind

colors: {
  custom: {
    50: '#7bafcd',
    500: '#308eb8',
    950: '#000000',
  },
}

SCSS

$custom: #308eb8;
$custom-light: #7bafcd;
$custom-dark: #000000;

JSON

{
  "hex": "#308eb8",
  "rgb": {
    "r": 48,
    "g": 142,
    "b": 184
  },
  "hsl": {
    "h": 198.529,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61076,
    "c": 0.10649,
    "h": 231.9
  },
  "luminance": 0.23435
}

Semantic roles & 50–950 ramp

primary

#308EB8

secondary

#C8937C

accent

#7646E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #308EB8

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

Preview Lab → · Contrast checker → · Palette generator →