#104258#104258

#104258 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.064 H 231.9°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#104258
RGB	rgb(16, 66, 88)
HSL	hsl(198, 69%, 20%)
HSV	hsv(198, 82%, 35%)
CMYK	cmyk(81.8%, 25%, 0%, 65.5%)
CIE-LAB	lab(25.89, -7.79, -17.80)
CIE-LCH	lch(25.89, 19.43, 246.37°)
OKLab	oklab(35.77% -0.0393 -0.0501)
OKLCH	oklch(35.77% 0.064 231.9)
XYZ	xyz(3.9226, 4.7107, 9.9331)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104258 #582610

analogous

#10584A #104258 #101E58

triadic

#104258 #581042 #425810

tetradic

#104258 #4A1058 #582610 #1E5810

square

#104258 #4A1058 #582610 #1E5810

split-complementary

#104258 #58101E #584A10

monochromatic

#05131A #071B24 #104258 #19698C #2390C0

Accessibility & contrast

On white

10.81

#104258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#104258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104258

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104258	#FFFFFF	#000000	##FFFFFF
##104258	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374159

Deuteranopia (green-blind)

#2D3A58

Tritanopia (blue-blind)

#004849

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #104258;
/* rgb */ color: rgb(16, 66, 88);
/* oklch */ color: oklch(35.8% 0.064 231.9);

Tailwind

colors: {
  custom: {
    50: '#5b7687',
    500: '#104258',
    950: '#000000',
  },
}

SCSS

$custom: #104258;
$custom-light: #5b7687;
$custom-dark: #000000;

JSON

{
  "hex": "#104258",
  "rgb": {
    "r": 16,
    "g": 66,
    "b": 88
  },
  "hsl": {
    "h": 198.333,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.35774,
    "c": 0.06369,
    "h": 231.9
  },
  "luminance": 0.04711
}

Semantic roles & 50–950 ramp

primary

#104258

secondary

#914F32

accent

#723CEC

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #104258

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

Preview Lab → · Contrast checker → · Palette generator →