#215DA4#215DA4

#215DA4 is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.8% C 0.130 H 255.0°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#215DA4
RGB	rgb(33, 93, 164)
HSL	hsl(213, 66%, 39%)
HSV	hsv(213, 80%, 64%)
CMYK	cmyk(79.9%, 43.3%, 0%, 35.7%)
CIE-LAB	lab(39.29, 7.08, -43.74)
CIE-LCH	lch(39.29, 44.31, 279.20°)
OKLab	oklab(47.84% -0.0335 -0.1253)
OKLCH	oklch(47.84% 0.13 255)
XYZ	xyz(11.2399, 10.8310, 36.6130)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215DA4 #A46821

analogous

#219EA4 #215DA4 #2621A4

triadic

#215DA4 #A4215D #5DA421

tetradic

#215DA4 #A4219E #A46821 #21A426

square

#215DA4 #A4219E #A46821 #21A426

split-complementary

#215DA4 #A42621 #9EA421

monochromatic

#0C233E #174071 #215DA4 #2D7AD5 #609ADF

Accessibility & contrast

On white

6.63

#215DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#215DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215DA4

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215DA4	#FFFFFF	#000000	##FFFFFF
##215DA4	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3963A7

Deuteranopia (green-blind)

#2157A3

Tritanopia (blue-blind)

#006E78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #215da4;
/* rgb */ color: rgb(33, 93, 164);
/* oklch */ color: oklch(47.8% 0.130 255.0);

Tailwind

colors: {
  custom: {
    50: '#718abf',
    500: '#215da4',
    950: '#000000',
  },
}

SCSS

$custom: #215da4;
$custom-light: #718abf;
$custom-dark: #000000;

JSON

{
  "hex": "#215da4",
  "rgb": {
    "r": 33,
    "g": 93,
    "b": 164
  },
  "hsl": {
    "h": 212.519,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4784,
    "c": 0.12967,
    "h": 255
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#215DA4

secondary

#C4955D

accent

#9B3EE9

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #215DA4

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

Preview Lab → · Contrast checker → · Palette generator →