#308BA6#308BA6

#308BA6 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.5% C 0.093 H 221.5°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#308BA6
RGB	rgb(48, 139, 166)
HSL	hsl(194, 55%, 42%)
HSV	hsv(194, 71%, 65%)
CMYK	cmyk(71.1%, 16.3%, 0%, 34.9%)
CIE-LAB	lab(53.86, -17.60, -22.03)
CIE-LCH	lch(53.86, 28.20, 231.39°)
OKLab	oklab(59.51% -0.0695 -0.0615)
OKLCH	oklch(59.51% 0.093 221.5)
XYZ	xyz(17.3316, 21.8448, 39.3720)
Luminance	0.2185 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308BA6 #A64B30

analogous

#30A686 #308BA6 #3050A6

triadic

#308BA6 #A6308B #8BA630

tetradic

#308BA6 #8630A6 #A64B30 #50A630

square

#308BA6 #8630A6 #A64B30 #50A630

split-complementary

#308BA6 #A63050 #A68630

monochromatic

#153B47 #226377 #308BA6 #49ADCA #78C2D8

Accessibility & contrast

On white

3.91

#308BA6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#308BA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308BA6

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308BA6	#FFFFFF	#000000	##000000
##308BA6	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B87A7

Deuteranopia (green-blind)

#6B7CA6

Tritanopia (blue-blind)

#009494

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #308ba6;
/* rgb */ color: rgb(48, 139, 166);
/* oklch */ color: oklch(59.5% 0.093 221.5);

Tailwind

colors: {
  custom: {
    50: '#78adc0',
    500: '#308ba6',
    950: '#000000',
  },
}

SCSS

$custom: #308ba6;
$custom-light: #78adc0;
$custom-dark: #000000;

JSON

{
  "hex": "#308ba6",
  "rgb": {
    "r": 48,
    "g": 139,
    "b": 166
  },
  "hsl": {
    "h": 193.729,
    "s": 55.14,
    "l": 41.961
  },
  "oklch": {
    "l": 0.59511,
    "c": 0.09287,
    "h": 221.5
  },
  "luminance": 0.21847
}

Semantic roles & 50–950 ramp

primary

#308BA6

secondary

#C08471

accent

#6B49DE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #308BA6

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

Preview Lab → · Contrast checker → · Palette generator →