#215ABB#215ABB

#215ABB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.8% C 0.164 H 260.4°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#215ABB
RGB	rgb(33, 90, 187)
HSL	hsl(218, 70%, 43%)
HSV	hsv(218, 82%, 73%)
CMYK	cmyk(82.4%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(39.95, 18.08, -56.24)
CIE-LCH	lch(39.95, 59.08, 287.82°)
OKLab	oklab(48.84% -0.0273 -0.1621)
OKLCH	oklch(48.84% 0.164 260.4)
XYZ	xyz(13.2497, 11.2219, 48.4718)
Luminance	0.1122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215ABB #BB8221

analogous

#21A7BB #215ABB #3521BB

triadic

#215ABB #BB215A #5ABB21

tetradic

#215ABB #BB21A7 #BB8221 #21BB35

square

#215ABB #BB21A7 #BB8221 #21BB35

split-complementary

#215ABB #BB3521 #A7BB21

monochromatic

#0F2853 #184187 #215ABB #3D78DD #719CE6

Accessibility & contrast

On white

6.47

#215ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#215ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215ABB

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215ABB	#FFFFFF	#000000	##FFFFFF
##215ABB	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1665BE

Deuteranopia (green-blind)

#0058B9

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #215abb;
/* rgb */ color: rgb(33, 90, 187);
/* oklch */ color: oklch(48.8% 0.164 260.4);

Tailwind

colors: {
  custom: {
    50: '#7787d0',
    500: '#215abb',
    950: '#000000',
  },
}

SCSS

$custom: #215abb;
$custom-light: #7787d0;
$custom-dark: #000000;

JSON

{
  "hex": "#215abb",
  "rgb": {
    "r": 33,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 217.792,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48835,
    "c": 0.16438,
    "h": 260.4
  },
  "luminance": 0.11224
}

Semantic roles & 50–950 ramp

primary

#215ABB

secondary

#CCA96B

accent

#AB3BED

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #215ABB

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

Preview Lab → · Contrast checker → · Palette generator →