#0A74CD#0A74CD

#0A74CD is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.5% C 0.161 H 251.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#0A74CD
RGB	rgb(10, 116, 205)
HSL	hsl(207, 91%, 42%)
HSV	hsv(207, 95%, 80%)
CMYK	cmyk(95.1%, 43.4%, 0%, 19.6%)
CIE-LAB	lab(48.21, 7.06, -53.35)
CIE-LCH	lch(48.21, 53.82, 277.54°)
OKLab	oklab(55.48% -0.0504 -0.1532)
OKLCH	oklch(55.48% 0.161 251.8)
XYZ	xyz(17.3858, 16.9608, 60.1032)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A74CD #CD630A

analogous

#0ACDC5 #0A74CD #0A12CD

triadic

#0A74CD #CD0A74 #74CD0A

tetradic

#0A74CD #C50ACD #CD630A #12CD0A

square

#0A74CD #C50ACD #CD630A #12CD0A

split-complementary

#0A74CD #CD0A12 #CDC50A

monochromatic

#043258 #075393 #0A74CD #2093F4 #5AB0F7

Accessibility & contrast

On white

4.78

#0A74CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#0A74CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #0A74CD

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A74CD	#FFFFFF	#000000	##FFFFFF
##0A74CD	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457BD0

Deuteranopia (green-blind)

#1D6BCB

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #0a74cd;
/* rgb */ color: rgb(10, 116, 205);
/* oklch */ color: oklch(55.5% 0.161 251.8);

Tailwind

colors: {
  custom: {
    50: '#769bdd',
    500: '#0a74cd',
    950: '#000000',
  },
}

SCSS

$custom: #0a74cd;
$custom-light: #769bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#0a74cd",
  "rgb": {
    "r": 10,
    "g": 116,
    "b": 205
  },
  "hsl": {
    "h": 207.385,
    "s": 90.698,
    "l": 42.157
  },
  "oklch": {
    "l": 0.55479,
    "c": 0.16127,
    "h": 251.8
  },
  "luminance": 0.16963
}

Semantic roles & 50–950 ramp

primary

#0A74CD

secondary

#DA9459

accent

#8B29FF

background

#F8F9FD

surface

#EFF2FB

border

#CACCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #0A74CD

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

Preview Lab → · Contrast checker → · Palette generator →