#105A6D#105A6D

#105A6D is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.4% C 0.074 H 220.2°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#105A6D
RGB	rgb(16, 90, 109)
HSL	hsl(192, 74%, 25%)
HSV	hsv(192, 85%, 43%)
CMYK	cmyk(85.3%, 17.4%, 0%, 57.3%)
CIE-LAB	lab(35.05, -14.25, -16.99)
CIE-LCH	lch(35.05, 22.17, 230.01°)
OKLab	oklab(43.43% -0.0563 -0.0476)
OKLCH	oklch(43.43% 0.074 220.2)
XYZ	xyz(6.6290, 8.5258, 15.7613)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105A6D #6D2310

analogous

#106D52 #105A6D #102C6D

triadic

#105A6D #6D105A #5A6D10

tetradic

#105A6D #52106D #6D2310 #2C6D10

square

#105A6D #52106D #6D2310 #2C6D10

split-complementary

#105A6D #6D102C #6D5210

monochromatic

#04161B #082E38 #105A6D #1886A2 #20B2D8

Accessibility & contrast

On white

7.76

#105A6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#105A6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105A6D

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105A6D	#FFFFFF	#000000	##FFFFFF
##105A6D	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E576E

Deuteranopia (green-blind)

#424F6D

Tritanopia (blue-blind)

#006060

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #105a6d;
/* rgb */ color: rgb(16, 90, 109);
/* oklch */ color: oklch(43.4% 0.074 220.2);

Tailwind

colors: {
  custom: {
    50: '#618897',
    500: '#105a6d',
    950: '#000000',
  },
}

SCSS

$custom: #105a6d;
$custom-light: #618897;
$custom-dark: #000000;

JSON

{
  "hex": "#105a6d",
  "rgb": {
    "r": 16,
    "g": 90,
    "b": 109
  },
  "hsl": {
    "h": 192.258,
    "s": 74.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.43432,
    "c": 0.07371,
    "h": 220.2
  },
  "luminance": 0.08527
}

Semantic roles & 50–950 ramp

primary

#105A6D

secondary

#A54B34

accent

#5D37F1

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #105A6D

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

Preview Lab → · Contrast checker → · Palette generator →