#306BAB#306BAB

#306BAB is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 52.0% C 0.119 H 252.7°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#306BAB
RGB	rgb(48, 107, 171)
HSL	hsl(211, 56%, 43%)
HSV	hsv(211, 72%, 67%)
CMYK	cmyk(71.9%, 37.4%, 0%, 32.9%)
CIE-LAB	lab(44.35, 2.82, -39.79)
CIE-LCH	lch(44.35, 39.89, 274.05°)
OKLab	oklab(52.05% -0.0353 -0.1132)
OKLCH	oklch(52.05% 0.119 252.7)
XYZ	xyz(13.8246, 14.0825, 40.5098)
Luminance	0.1408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306BAB #AB7030

analogous

#30A8AB #306BAB #3330AB

triadic

#306BAB #AB306B #6BAB30

tetradic

#306BAB #AB30A8 #AB7030 #30AB33

square

#306BAB #AB30A8 #AB7030 #30AB33

split-complementary

#306BAB #AB3330 #A8AB30

monochromatic

#152F4B #234D7B #306BAB #4C89CD #7BA9DA

Accessibility & contrast

On white

5.50

#306BAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#306BAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306BAB

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306BAB	#FFFFFF	#000000	##FFFFFF
##306BAB	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6FAE

Deuteranopia (green-blind)

#3C64AA

Tritanopia (blue-blind)

#007A83

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #306bab;
/* rgb */ color: rgb(48, 107, 171);
/* oklch */ color: oklch(52.0% 0.119 252.7);

Tailwind

colors: {
  custom: {
    50: '#7895c4',
    500: '#306bab',
    950: '#000000',
  },
}

SCSS

$custom: #306bab;
$custom-light: #7895c4;
$custom-dark: #000000;

JSON

{
  "hex": "#306bab",
  "rgb": {
    "r": 48,
    "g": 107,
    "b": 171
  },
  "hsl": {
    "h": 211.22,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52046,
    "c": 0.11862,
    "h": 252.7
  },
  "luminance": 0.14084
}

Semantic roles & 50–950 ramp

primary

#306BAB

secondary

#C39D74

accent

#9748DF

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306BAB

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

Preview Lab → · Contrast checker → · Palette generator →