#306EAB#306EAB

#306EAB is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.7% C 0.116 H 250.7°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#306EAB
RGB	rgb(48, 110, 171)
HSL	hsl(210, 56%, 43%)
HSV	hsv(210, 72%, 67%)
CMYK	cmyk(71.9%, 35.7%, 0%, 32.9%)
CIE-LAB	lab(45.25, 0.96, -38.37)
CIE-LCH	lch(45.25, 38.38, 271.43°)
OKLab	oklab(52.75% -0.0383 -0.109)
OKLCH	oklch(52.75% 0.116 250.7)
XYZ	xyz(14.1428, 14.7190, 40.6159)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306EAB #AB6D30

analogous

#30ABAA #306EAB #3031AB

triadic

#306EAB #AB306E #6EAB30

tetradic

#306EAB #AA30AB #AB6D30 #31AB30

square

#306EAB #AA30AB #AB6D30 #31AB30

split-complementary

#306EAB #AB3031 #ABAA30

monochromatic

#15314B #234F7B #306EAB #4C8DCD #7BABDA

Accessibility & contrast

On white

5.32

#306EAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#306EAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306EAB

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306EAB	#FFFFFF	#000000	##FFFFFF
##306EAB	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5271AE

Deuteranopia (green-blind)

#4166AA

Tritanopia (blue-blind)

#007C84

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306eab;
/* rgb */ color: rgb(48, 110, 171);
/* oklch */ color: oklch(52.7% 0.116 250.7);

Tailwind

colors: {
  custom: {
    50: '#7897c4',
    500: '#306eab',
    950: '#000000',
  },
}

SCSS

$custom: #306eab;
$custom-light: #7897c4;
$custom-dark: #000000;

JSON

{
  "hex": "#306eab",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 171
  },
  "hsl": {
    "h": 209.756,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52748,
    "c": 0.11557,
    "h": 250.7
  },
  "luminance": 0.14721
}

Semantic roles & 50–950 ramp

primary

#306EAB

secondary

#C39B74

accent

#9348DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306EAB

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

Preview Lab → · Contrast checker → · Palette generator →