#0A4E92#0A4E92

#0A4E92 is a dark, vivid cyan. Relative luminance 0.076; OKLCH L 42.5% C 0.128 H 254.0°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#0A4E92
RGB	rgb(10, 78, 146)
HSL	hsl(210, 87%, 31%)
HSV	hsv(210, 93%, 57%)
CMYK	cmyk(93.2%, 46.6%, 0%, 42.7%)
CIE-LAB	lab(33.11, 7.77, -42.86)
CIE-LCH	lch(33.11, 43.56, 280.28°)
OKLab	oklab(42.53% -0.0354 -0.1232)
OKLCH	oklch(42.53% 0.128 254)
XYZ	xyz(8.0359, 7.5876, 28.2296)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4E92 #924E0A

analogous

#0A9292 #0A4E92 #0A0A92

triadic

#0A4E92 #920A4E #4E920A

tetradic

#0A4E92 #920A92 #924E0A #0A920A

square

#0A4E92 #920A92 #924E0A #0A920A

split-complementary

#0A4E92 #920A0A #92920A

monochromatic

#02111F #062F59 #0A4E92 #0E6DCB #268BF0

Accessibility & contrast

On white

8.34

#0A4E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#0A4E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4E92

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4E92	#FFFFFF	#000000	##FFFFFF
##0A4E92	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295495

Deuteranopia (green-blind)

#044991

Tritanopia (blue-blind)

#005E69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #0a4e92;
/* rgb */ color: rgb(10, 78, 146);
/* oklch */ color: oklch(42.5% 0.128 254.0);

Tailwind

colors: {
  custom: {
    50: '#687eb2',
    500: '#0a4e92',
    950: '#000000',
  },
}

SCSS

$custom: #0a4e92;
$custom-light: #687eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4e92",
  "rgb": {
    "r": 10,
    "g": 78,
    "b": 146
  },
  "hsl": {
    "h": 210,
    "s": 87.179,
    "l": 30.588
  },
  "oklch": {
    "l": 0.42525,
    "c": 0.12819,
    "h": 254
  },
  "luminance": 0.07589
}

Semantic roles & 50–950 ramp

primary

#0A4E92

secondary

#C87C30

accent

#942AFD

background

#F6F7FB

surface

#ECEEF6

border

#C7C9D0

text

#070A11

muted

#7A7C80

Preview Lab

Preview with #0A4E92

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

Preview Lab → · Contrast checker → · Palette generator →