#366BAB#366BAB

#366BAB is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 52.3% C 0.116 H 254.5°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#366BAB
RGB	rgb(54, 107, 171)
HSL	hsl(213, 52%, 44%)
HSV	hsv(213, 68%, 67%)
CMYK	cmyk(68.4%, 37.4%, 0%, 32.9%)
CIE-LAB	lab(44.57, 3.76, -39.43)
CIE-LCH	lch(44.57, 39.61, 275.45°)
OKLab	oklab(52.28% -0.0311 -0.1121)
OKLCH	oklch(52.28% 0.116 254.5)
XYZ	xyz(14.1270, 14.2385, 40.5240)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366BAB #AB7636

analogous

#36A6AB #366BAB #3C36AB

triadic

#366BAB #AB366B #6BAB36

tetradic

#366BAB #AB36A6 #AB7636 #36AB3C

square

#366BAB #AB36A6 #AB7636 #36AB3C

split-complementary

#366BAB #AB3C36 #A6AB36

monochromatic

#19314E #274E7C #366BAB #558AC9 #83AAD8

Accessibility & contrast

On white

5.46

#366BAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#366BAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366BAB

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366BAB	#FFFFFF	#000000	##FFFFFF
##366BAB	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6FAE

Deuteranopia (green-blind)

#3D64AA

Tritanopia (blue-blind)

#007A83

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #366bab;
/* rgb */ color: rgb(54, 107, 171);
/* oklch */ color: oklch(52.3% 0.116 254.5);

Tailwind

colors: {
  custom: {
    50: '#7a95c4',
    500: '#366bab',
    950: '#000000',
  },
}

SCSS

$custom: #366bab;
$custom-light: #7a95c4;
$custom-dark: #000000;

JSON

{
  "hex": "#366bab",
  "rgb": {
    "r": 54,
    "g": 107,
    "b": 171
  },
  "hsl": {
    "h": 212.821,
    "s": 52,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52282,
    "c": 0.11631,
    "h": 254.5
  },
  "luminance": 0.1424
}

Semantic roles & 50–950 ramp

primary

#366BAB

secondary

#C2A27B

accent

#9B4CDB

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #366BAB

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

Preview Lab → · Contrast checker → · Palette generator →