#213B60#213B60

#213B60 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.1% C 0.072 H 257.4°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#213B60
RGB	rgb(33, 59, 96)
HSL	hsl(215, 49%, 25%)
HSV	hsv(215, 66%, 38%)
CMYK	cmyk(65.6%, 38.5%, 0%, 62.4%)
CIE-LAB	lab(24.62, 3.08, -24.95)
CIE-LCH	lch(24.62, 25.14, 277.03°)
OKLab	oklab(35.1% -0.0159 -0.0707)
OKLCH	oklch(35.1% 0.072 257.4)
XYZ	xyz(4.3017, 4.2954, 11.6665)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B60 #604621

analogous

#215A60 #213B60 #262160

triadic

#213B60 #60213B #3B6021

tetradic

#213B60 #60215A #604621 #216026

square

#213B60 #60215A #604621 #216026

split-complementary

#213B60 #602621 #5A6021

monochromatic

#080E17 #111F32 #213B60 #31578E #4073BB

Accessibility & contrast

On white

11.30

#213B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#213B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B60

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B60	#FFFFFF	#000000	##FFFFFF
##213B60	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3E62

Deuteranopia (green-blind)

#23385F

Tritanopia (blue-blind)

#004349

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #213b60;
/* rgb */ color: rgb(33, 59, 96);
/* oklch */ color: oklch(35.1% 0.072 257.4);

Tailwind

colors: {
  custom: {
    50: '#63708d',
    500: '#213b60',
    950: '#000000',
  },
}

SCSS

$custom: #213b60;
$custom-light: #63708d;
$custom-dark: #000000;

JSON

{
  "hex": "#213b60",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 96
  },
  "hsl": {
    "h": 215.238,
    "s": 48.837,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35096,
    "c": 0.07247,
    "h": 257.4
  },
  "luminance": 0.04296
}

Semantic roles & 50–950 ramp

primary

#213B60

secondary

#947549

accent

#A04FD8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #213B60

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

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