#10356A#10356A

#10356A is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.6% C 0.102 H 258.1°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#10356A
RGB	rgb(16, 53, 106)
HSL	hsl(215, 74%, 24%)
HSV	hsv(215, 85%, 42%)
CMYK	cmyk(84.9%, 50%, 0%, 58.4%)
CIE-LAB	lab(22.64, 8.62, -34.64)
CIE-LCH	lch(22.64, 35.69, 283.97°)
OKLab	oklab(33.57% -0.0209 -0.0995)
OKLCH	oklch(33.57% 0.102 258.1)
XYZ	xyz(4.0874, 3.6965, 14.1309)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10356A #6A4510

analogous

#10626A #10356A #18106A

triadic

#10356A #6A1035 #356A10

tetradic

#10356A #6A1062 #6A4510 #106A18

square

#10356A #6A1062 #6A4510 #106A18

split-complementary

#10356A #6A1810 #626A10

monochromatic

#040D1B #081A35 #10356A #18509F #206AD4

Accessibility & contrast

On white

12.07

#10356A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#10356A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10356A

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10356A	#FFFFFF	#000000	##FFFFFF
##10356A	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173A6C

Deuteranopia (green-blind)

#003269

Tritanopia (blue-blind)

#00424A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #10356a;
/* rgb */ color: rgb(16, 53, 106);
/* oklch */ color: oklch(33.6% 0.102 258.1);

Tailwind

colors: {
  custom: {
    50: '#5f6b95',
    500: '#10356a',
    950: '#000000',
  },
}

SCSS

$custom: #10356a;
$custom-light: #5f6b95;
$custom-dark: #000000;

JSON

{
  "hex": "#10356a",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 106
  },
  "hsl": {
    "h": 215.333,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33573,
    "c": 0.1017,
    "h": 258.1
  },
  "luminance": 0.03697
}

Semantic roles & 50–950 ramp

primary

#10356A

secondary

#A27534

accent

#A437F0

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #10356A

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

Preview Lab → · Contrast checker → · Palette generator →