#215EB3#215EB3

#215EB3 is a mid, vivid cyan. Relative luminance 0.116; OKLCH L 49.1% C 0.149 H 257.8°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#215EB3
RGB	rgb(33, 94, 179)
HSL	hsl(215, 69%, 42%)
HSV	hsv(215, 82%, 70%)
CMYK	cmyk(81.6%, 47.5%, 0%, 29.8%)
CIE-LAB	lab(40.54, 12.32, -50.60)
CIE-LCH	lch(40.54, 52.08, 283.69°)
OKLab	oklab(49.11% -0.0314 -0.1454)
OKLCH	oklch(49.11% 0.149 257.8)
XYZ	xyz(12.7636, 11.5819, 44.2019)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215EB3 #B37621

analogous

#21A7B3 #215EB3 #2D21B3

triadic

#215EB3 #B3215E #5EB321

tetradic

#215EB3 #B321A7 #B37621 #21B32D

square

#215EB3 #B321A7 #B37621 #21B32D

split-complementary

#215EB3 #B32D21 #A7B321

monochromatic

#0E284C #17437F #215EB3 #377BDA #6B9DE4

Accessibility & contrast

On white

6.33

#215EB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#215EB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215EB3

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215EB3	#FFFFFF	#000000	##FFFFFF
##215EB3	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E67B6

Deuteranopia (green-blind)

#0059B1

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #215eb3;
/* rgb */ color: rgb(33, 94, 179);
/* oklch */ color: oklch(49.1% 0.149 257.8);

Tailwind

colors: {
  custom: {
    50: '#758bca',
    500: '#215eb3',
    950: '#000000',
  },
}

SCSS

$custom: #215eb3;
$custom-light: #758bca;
$custom-dark: #000000;

JSON

{
  "hex": "#215eb3",
  "rgb": {
    "r": 33,
    "g": 94,
    "b": 179
  },
  "hsl": {
    "h": 214.932,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49114,
    "c": 0.14877,
    "h": 257.8
  },
  "luminance": 0.11583
}

Semantic roles & 50–950 ramp

primary

#215EB3

secondary

#CAA066

accent

#A23CEC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #215EB3

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

Preview Lab → · Contrast checker → · Palette generator →