#213BA7#213BA7

#213BA7 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.176 H 267.2°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#213BA7
RGB	rgb(33, 59, 167)
HSL	hsl(228, 67%, 39%)
HSV	hsv(228, 80%, 65%)
CMYK	cmyk(80.2%, 64.7%, 0%, 34.5%)
CIE-LAB	lab(30.01, 30.95, -60.58)
CIE-LCH	lch(30.01, 68.03, 297.06°)
OKLab	oklab(40.87% -0.0086 -0.1753)
OKLCH	oklch(40.87% 0.176 267.2)
XYZ	xyz(9.1638, 6.2402, 37.2732)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213BA7 #A78D21

analogous

#217EA7 #213BA7 #4A21A7

triadic

#213BA7 #A7213B #3BA721

tetradic

#213BA7 #A7217E #A78D21 #21A74A

square

#213BA7 #A7217E #A78D21 #21A74A

split-complementary

#213BA7 #A74A21 #7EA721

monochromatic

#0D1741 #172974 #213BA7 #2F50D6 #627BE0

Accessibility & contrast

On white

9.34

#213BA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#213BA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213BA7

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213BA7	#FFFFFF	#000000	##FFFFFF
##213BA7	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAA

Deuteranopia (green-blind)

#0040A5

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #213ba7;
/* rgb */ color: rgb(33, 59, 167);
/* oklch */ color: oklch(40.9% 0.176 267.2);

Tailwind

colors: {
  custom: {
    50: '#7470c2',
    500: '#213ba7',
    950: '#000000',
  },
}

SCSS

$custom: #213ba7;
$custom-light: #7470c2;
$custom-dark: #000000;

JSON

{
  "hex": "#213ba7",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 167
  },
  "hsl": {
    "h": 228.358,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40867,
    "c": 0.17554,
    "h": 267.2
  },
  "luminance": 0.06241
}

Semantic roles & 50–950 ramp

primary

#213BA7

secondary

#C5B15F

accent

#C93EEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #213BA7

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

Preview Lab → · Contrast checker → · Palette generator →