#215B9B#215B9B

#215B9B is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.8% C 0.120 H 253.6°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#215B9B
RGB	rgb(33, 91, 155)
HSL	hsl(211, 65%, 37%)
HSV	hsv(211, 79%, 61%)
CMYK	cmyk(78.7%, 41.3%, 0%, 39.2%)
CIE-LAB	lab(38.15, 4.85, -40.20)
CIE-LCH	lch(38.15, 40.49, 276.88°)
OKLab	oklab(46.77% -0.0338 -0.1149)
OKLCH	oklch(46.77% 0.12 253.6)
XYZ	xyz(10.2825, 10.1709, 32.4252)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215B9B #9B6121

analogous

#21989B #215B9B #24219B

triadic

#215B9B #9B215B #5B9B21

tetradic

#215B9B #9B2198 #9B6121 #219B24

square

#215B9B #9B2198 #9B6121 #219B24

split-complementary

#215B9B #9B2421 #989B21

monochromatic

#0C2036 #163D69 #215B9B #2C79CD #5A98DC

Accessibility & contrast

On white

6.92

#215B9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#215B9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215B9B

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215B9B	#FFFFFF	#000000	##FFFFFF
##215B9B	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C609E

Deuteranopia (green-blind)

#28559A

Tritanopia (blue-blind)

#006A73

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #215b9b;
/* rgb */ color: rgb(33, 91, 155);
/* oklch */ color: oklch(46.8% 0.120 253.6);

Tailwind

colors: {
  custom: {
    50: '#6f88b9',
    500: '#215b9b',
    950: '#000000',
  },
}

SCSS

$custom: #215b9b;
$custom-light: #6f88b9;
$custom-dark: #000000;

JSON

{
  "hex": "#215b9b",
  "rgb": {
    "r": 33,
    "g": 91,
    "b": 155
  },
  "hsl": {
    "h": 211.475,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46771,
    "c": 0.11976,
    "h": 253.6
  },
  "luminance": 0.10172
}

Semantic roles & 50–950 ramp

primary

#215B9B

secondary

#C08E58

accent

#9840E8

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #215B9B

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

Preview Lab → · Contrast checker → · Palette generator →