#10637E#10637E

#10637E is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 46.7% C 0.084 H 226.2°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#10637E
RGB	rgb(16, 99, 126)
HSL	hsl(195, 77%, 28%)
HSV	hsv(195, 87%, 49%)
CMYK	cmyk(87.3%, 21.4%, 0%, 50.6%)
CIE-LAB	lab(38.79, -13.11, -21.67)
CIE-LCH	lch(38.79, 25.33, 238.83°)
OKLab	oklab(46.68% -0.0584 -0.0609)
OKLCH	oklch(46.68% 0.084 226.2)
XYZ	xyz(8.4398, 10.5391, 21.3240)
Luminance	0.1054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10637E #7E2B10

analogous

#107E62 #10637E #102C7E

triadic

#10637E #7E1063 #637E10

tetradic

#10637E #62107E #7E2B10 #2C7E10

square

#10637E #62107E #7E2B10 #2C7E10

split-complementary

#10637E #7E102C #7E6210

monochromatic

#03151B #093848 #10637E #178EB4 #25B5E3

Accessibility & contrast

On white

6.76

#10637E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#10637E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #10637E

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10637E	#FFFFFF	#000000	##FFFFFF
##10637E	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54617F

Deuteranopia (green-blind)

#46577E

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #10637e;
/* rgb */ color: rgb(16, 99, 126);
/* oklch */ color: oklch(46.7% 0.084 226.2);

Tailwind

colors: {
  custom: {
    50: '#658fa3',
    500: '#10637e',
    950: '#000000',
  },
}

SCSS

$custom: #10637e;
$custom-light: #658fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#10637e",
  "rgb": {
    "r": 16,
    "g": 99,
    "b": 126
  },
  "hsl": {
    "h": 194.727,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.46681,
    "c": 0.08441,
    "h": 226.2
  },
  "luminance": 0.1054
}

Semantic roles & 50–950 ramp

primary

#10637E

secondary

#B45536

accent

#6334F4

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #10637E

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

Preview Lab → · Contrast checker → · Palette generator →