#0D55BB#0D55BB

#0D55BB is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.174 H 259.2°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#0D55BB
RGB	rgb(13, 85, 187)
HSL	hsl(215, 87%, 39%)
HSV	hsv(215, 93%, 73%)
CMYK	cmyk(93%, 54.5%, 0%, 26.7%)
CIE-LAB	lab(38.14, 20.08, -59.20)
CIE-LCH	lch(38.14, 62.51, 288.74°)
OKLab	oklab(47.34% -0.0328 -0.1711)
OKLCH	oklch(47.34% 0.174 259.2)
XYZ	xyz(12.3808, 10.1688, 48.3143)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D55BB #BB730D

analogous

#0DACBB #0D55BB #1C0DBB

triadic

#0D55BB #BB0D55 #55BB0D

tetradic

#0D55BB #BB0DAC #BB730D #0DBB1C

square

#0D55BB #BB0DAC #BB730D #0DBB1C

split-complementary

#0D55BB #BB1C0D #ACBB0D

monochromatic

#052149 #093B82 #0D55BB #1670EF #5093F3

Accessibility & contrast

On white

6.92

#0D55BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#0D55BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #0D55BB

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D55BB	#FFFFFF	#000000	##FFFFFF
##0D55BB	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #0d55bb;
/* rgb */ color: rgb(13, 85, 187);
/* oklch */ color: oklch(47.3% 0.174 259.2);

Tailwind

colors: {
  custom: {
    50: '#7384d0',
    500: '#0d55bb',
    950: '#000000',
  },
}

SCSS

$custom: #0d55bb;
$custom-light: #7384d0;
$custom-dark: #000000;

JSON

{
  "hex": "#0d55bb",
  "rgb": {
    "r": 13,
    "g": 85,
    "b": 187
  },
  "hsl": {
    "h": 215.172,
    "s": 87,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4734,
    "c": 0.17419,
    "h": 259.2
  },
  "luminance": 0.1017
}

Semantic roles & 50–950 ramp

primary

#0D55BB

secondary

#D49D4F

accent

#A62BFD

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #0D55BB

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

Preview Lab → · Contrast checker → · Palette generator →