#306C91#306C91

#306C91 is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.8% C 0.085 H 238.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#306C91
RGB	rgb(48, 108, 145)
HSL	hsl(203, 50%, 38%)
HSV	hsv(203, 67%, 57%)
CMYK	cmyk(66.9%, 25.5%, 0%, 43.1%)
CIE-LAB	lab(43.35, -7.18, -25.98)
CIE-LCH	lch(43.35, 26.95, 254.54°)
OKLab	oklab(50.83% -0.0444 -0.073)
OKLCH	oklch(50.83% 0.085 238.7)
XYZ	xyz(11.6904, 13.3966, 28.7523)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306C91 #915530

analogous

#309186 #306C91 #303B91

triadic

#306C91 #91306C #6C9130

tetradic

#306C91 #863091 #915530 #3B9130

square

#306C91 #863091 #915530 #3B9130

split-complementary

#306C91 #91303B #918630

monochromatic

#122835 #214A63 #306C91 #3F8EBF #6DA9CF

Accessibility & contrast

On white

5.71

#306C91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#306C91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306C91

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306C91	#FFFFFF	#000000	##FFFFFF
##306C91	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6C93

Deuteranopia (green-blind)

#4E6290

Tritanopia (blue-blind)

#007579

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #306c91;
/* rgb */ color: rgb(48, 108, 145);
/* oklch */ color: oklch(50.8% 0.085 238.7);

Tailwind

colors: {
  custom: {
    50: '#7396b1',
    500: '#306c91',
    950: '#000000',
  },
}

SCSS

$custom: #306c91;
$custom-light: #7396b1;
$custom-dark: #000000;

JSON

{
  "hex": "#306c91",
  "rgb": {
    "r": 48,
    "g": 108,
    "b": 145
  },
  "hsl": {
    "h": 202.887,
    "s": 50.259,
    "l": 37.843
  },
  "oklch": {
    "l": 0.50835,
    "c": 0.08544,
    "h": 238.7
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#306C91

secondary

#B68567

accent

#834EDA

background

#F7F9FA

surface

#EDF1F5

border

#C8CBCF

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #306C91

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

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