#213C63#213C63

#213C63 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.5% C 0.076 H 257.6°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#213C63
RGB	rgb(33, 60, 99)
HSL	hsl(215, 50%, 26%)
HSV	hsv(215, 67%, 39%)
CMYK	cmyk(66.7%, 39.4%, 0%, 61.2%)
CIE-LAB	lab(25.12, 3.55, -26.11)
CIE-LCH	lch(25.12, 26.35, 277.74°)
OKLab	oklab(35.54% -0.0162 -0.0741)
OKLCH	oklch(35.54% 0.076 257.6)
XYZ	xyz(4.4944, 4.4555, 12.4251)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213C63 #634821

analogous

#215D63 #213C63 #272163

triadic

#213C63 #63213C #3C6321

tetradic

#213C63 #63215D #634821 #216327

square

#213C63 #63215D #634821 #216327

split-complementary

#213C63 #632721 #5D6321

monochromatic

#080E17 #122035 #213C63 #305891 #4074BF

Accessibility & contrast

On white

11.10

#213C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#213C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213C63

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213C63	#FFFFFF	#000000	##FFFFFF
##213C63	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3F65

Deuteranopia (green-blind)

#223962

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #213c63;
/* rgb */ color: rgb(33, 60, 99);
/* oklch */ color: oklch(35.5% 0.076 257.6);

Tailwind

colors: {
  custom: {
    50: '#63718f',
    500: '#213c63',
    950: '#000000',
  },
}

SCSS

$custom: #213c63;
$custom-light: #63718f;
$custom-dark: #000000;

JSON

{
  "hex": "#213c63",
  "rgb": {
    "r": 33,
    "g": 60,
    "b": 99
  },
  "hsl": {
    "h": 215.455,
    "s": 50,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35541,
    "c": 0.07584,
    "h": 257.6
  },
  "luminance": 0.04456
}

Semantic roles & 50–950 ramp

primary

#213C63

secondary

#977749

accent

#A14EDA

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #213C63

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

Preview Lab → · Contrast checker → · Palette generator →