#0A274C#0A274C

#0A274C is a dark, moderate cyan. Relative luminance 0.020; OKLCH L 27.4% C 0.077 H 256.3°. Best body text is #FFFFFF at 14.92:1 contrast (WCAG AA passes).

Color values

HEX	#0A274C
RGB	rgb(10, 39, 76)
HSL	hsl(214, 77%, 17%)
HSV	hsv(214, 87%, 30%)
CMYK	cmyk(86.8%, 48.7%, 0%, 70.2%)
CIE-LAB	lab(15.68, 4.95, -25.94)
CIE-LCH	lch(15.68, 26.41, 280.81°)
OKLab	oklab(27.45% -0.0182 -0.0743)
OKLCH	oklch(27.45% 0.077 256.3)
XYZ	xyz(2.1547, 2.0371, 7.1157)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A274C #4C2F0A

analogous

#0A484C #0A274C #0E0A4C

triadic

#0A274C #4C0A27 #274C0A

tetradic

#0A274C #4C0A48 #4C2F0A #0A4C0E

square

#0A274C #4C0A48 #4C2F0A #0A4C0E

split-complementary

#0A274C #4C0E0A #484C0A

monochromatic

#040E1B #040E1B #0A274C #114382 #185FB8

Accessibility & contrast

On white

14.92

#0A274C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#0A274C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A274C

14.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A274C	#FFFFFF	#000000	##FFFFFF
##0A274C	1.00	14.92	1.41	14.92
#FFFFFF	14.92	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142A4D

Deuteranopia (green-blind)

#07244B

Tritanopia (blue-blind)

#003035

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0a274c;
/* rgb */ color: rgb(10, 39, 76);
/* oklch */ color: oklch(27.4% 0.077 256.3);

Tailwind

colors: {
  custom: {
    50: '#55607e',
    500: '#0a274c',
    950: '#000000',
  },
}

SCSS

$custom: #0a274c;
$custom-light: #55607e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a274c",
  "rgb": {
    "r": 10,
    "g": 39,
    "b": 76
  },
  "hsl": {
    "h": 213.636,
    "s": 76.744,
    "l": 16.863
  },
  "oklch": {
    "l": 0.27445,
    "c": 0.07653,
    "h": 256.3
  },
  "luminance": 0.02037
}

Semantic roles & 50–950 ramp

primary

#0A274C

secondary

#895F29

accent

#9F35F3

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03040A

muted

#78797C

Preview Lab

Preview with #0A274C

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

Preview Lab → · Contrast checker → · Palette generator →