#104A8D#104A8D

#104A8D is a dark, vivid cyan. Relative luminance 0.069; OKLCH L 41.3% C 0.125 H 255.5°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#104A8D
RGB	rgb(16, 74, 141)
HSL	hsl(212, 80%, 31%)
HSV	hsv(212, 89%, 55%)
CMYK	cmyk(88.7%, 47.5%, 0%, 44.7%)
CIE-LAB	lab(31.65, 8.78, -42.15)
CIE-LCH	lch(31.65, 43.06, 281.77°)
OKLab	oklab(41.31% -0.0313 -0.1212)
OKLCH	oklch(41.31% 0.125 255.5)
XYZ	xyz(7.4684, 6.9298, 26.1381)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104A8D #8D5310

analogous

#10888D #104A8D #14108D

triadic

#104A8D #8D104A #4A8D10

tetradic

#104A8D #8D1088 #8D5310 #108D14

square

#104A8D #8D1088 #8D5310 #108D14

split-complementary

#104A8D #8D1410 #888D10

monochromatic

#04101F #0A2D56 #104A8D #1667C4 #3085E7

Accessibility & contrast

On white

8.80

#104A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#104A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104A8D

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104A8D	#FFFFFF	#000000	##FFFFFF
##104A8D	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255090

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #104a8d;
/* rgb */ color: rgb(16, 74, 141);
/* oklch */ color: oklch(41.3% 0.125 255.5);

Tailwind

colors: {
  custom: {
    50: '#687baf',
    500: '#104a8d',
    950: '#000000',
  },
}

SCSS

$custom: #104a8d;
$custom-light: #687baf;
$custom-dark: #000000;

JSON

{
  "hex": "#104a8d",
  "rgb": {
    "r": 16,
    "g": 74,
    "b": 141
  },
  "hsl": {
    "h": 212.16,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.41313,
    "c": 0.12513,
    "h": 255.5
  },
  "luminance": 0.06931
}

Semantic roles & 50–950 ramp

primary

#104A8D

secondary

#C28137

accent

#9B32F6

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #104A8D

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

Preview Lab → · Contrast checker → · Palette generator →