#306C90#306C90

#306C90 is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.8% C 0.084 H 238.0°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#306C90
RGB	rgb(48, 108, 144)
HSL	hsl(203, 50%, 38%)
HSV	hsv(203, 67%, 56%)
CMYK	cmyk(66.7%, 25%, 0%, 43.5%)
CIE-LAB	lab(43.31, -7.53, -25.45)
CIE-LCH	lch(43.31, 26.54, 253.51°)
OKLab	oklab(50.78% -0.0447 -0.0715)
OKLCH	oklch(50.78% 0.084 238)
XYZ	xyz(11.6136, 13.3659, 28.3480)
Luminance	0.1337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306C90 #905430

analogous

#309084 #306C90 #303C90

triadic

#306C90 #90306C #6C9030

tetradic

#306C90 #843090 #905430 #3C9030

square

#306C90 #843090 #905430 #3C9030

split-complementary

#306C90 #90303C #908430

monochromatic

#112734 #214A62 #306C90 #3F8EBE #6CA9CE

Accessibility & contrast

On white

5.72

#306C90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#306C90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306C90

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306C90	#FFFFFF	#000000	##FFFFFF
##306C90	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6C92

Deuteranopia (green-blind)

#4E628F

Tritanopia (blue-blind)

#007578

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #306c90;
/* rgb */ color: rgb(48, 108, 144);
/* oklch */ color: oklch(50.8% 0.084 238.0);

Tailwind

colors: {
  custom: {
    50: '#7396b0',
    500: '#306c90',
    950: '#000000',
  },
}

SCSS

$custom: #306c90;
$custom-light: #7396b0;
$custom-dark: #000000;

JSON

{
  "hex": "#306c90",
  "rgb": {
    "r": 48,
    "g": 108,
    "b": 144
  },
  "hsl": {
    "h": 202.5,
    "s": 50,
    "l": 37.647
  },
  "oklch": {
    "l": 0.50784,
    "c": 0.08434,
    "h": 238
  },
  "luminance": 0.13367
}

Semantic roles & 50–950 ramp

primary

#306C90

secondary

#B58466

accent

#824EDA

background

#F7F9FA

surface

#EDF1F5

border

#C8CBCF

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #306C90

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

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