#215EBB#215EBB

#215EBB is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.160 H 259.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#215EBB
RGB	rgb(33, 94, 187)
HSL	hsl(216, 70%, 43%)
HSV	hsv(216, 82%, 73%)
CMYK	cmyk(82.4%, 49.7%, 0%, 26.7%)
CIE-LAB	lab(41.08, 15.46, -54.42)
CIE-LCH	lch(41.08, 56.57, 285.86°)
OKLab	oklab(49.7% -0.0302 -0.1567)
OKLCH	oklch(49.7% 0.16 259.1)
XYZ	xyz(13.5963, 11.9149, 48.5873)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215EBB #BB7E21

analogous

#21ABBB #215EBB #3121BB

triadic

#215EBB #BB215E #5EBB21

tetradic

#215EBB #BB21AB #BB7E21 #21BB31

square

#215EBB #BB21AB #BB7E21 #21BB31

split-complementary

#215EBB #BB3121 #ABBB21

monochromatic

#0F2A53 #184487 #215EBB #3D7CDD #719FE6

Accessibility & contrast

On white

6.21

#215EBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#215EBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215EBB

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215EBB	#FFFFFF	#000000	##FFFFFF
##215EBB	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2568BE

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#007583

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #215ebb;
/* rgb */ color: rgb(33, 94, 187);
/* oklch */ color: oklch(49.7% 0.160 259.1);

Tailwind

colors: {
  custom: {
    50: '#778bd0',
    500: '#215ebb',
    950: '#000000',
  },
}

SCSS

$custom: #215ebb;
$custom-light: #778bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#215ebb",
  "rgb": {
    "r": 33,
    "g": 94,
    "b": 187
  },
  "hsl": {
    "h": 216.234,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49698,
    "c": 0.15953,
    "h": 259.1
  },
  "luminance": 0.11917
}

Semantic roles & 50–950 ramp

primary

#215EBB

secondary

#CCA66B

accent

#A63BED

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #215EBB

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

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