#10637F#10637F

#10637F is a mid, moderate cyan. Relative luminance 0.106; OKLCH L 46.7% C 0.085 H 227.1°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#10637F
RGB	rgb(16, 99, 127)
HSL	hsl(195, 78%, 28%)
HSV	hsv(195, 87%, 50%)
CMYK	cmyk(87.4%, 22%, 0%, 50.2%)
CIE-LAB	lab(38.84, -12.73, -22.21)
CIE-LCH	lch(38.84, 25.60, 240.18°)
OKLab	oklab(46.73% -0.058 -0.0625)
OKLCH	oklch(46.73% 0.085 227.1)
XYZ	xyz(8.5047, 10.5651, 21.6656)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10637F #7F2C10

analogous

#107F63 #10637F #102C7F

triadic

#10637F #7F1063 #637F10

tetradic

#10637F #63107F #7F2C10 #2C7F10

square

#10637F #63107F #7F2C10 #2C7F10

split-complementary

#10637F #7F102C #7F6310

monochromatic

#03151B #093949 #10637F #178DB5 #26B4E4

Accessibility & contrast

On white

6.75

#10637F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#10637F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #10637F

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10637F	#FFFFFF	#000000	##FFFFFF
##10637F	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546180

Deuteranopia (green-blind)

#46577F

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #10637f;
/* rgb */ color: rgb(16, 99, 127);
/* oklch */ color: oklch(46.7% 0.085 227.1);

Tailwind

colors: {
  custom: {
    50: '#658fa4',
    500: '#10637f',
    950: '#000000',
  },
}

SCSS

$custom: #10637f;
$custom-light: #658fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#10637f",
  "rgb": {
    "r": 16,
    "g": 99,
    "b": 127
  },
  "hsl": {
    "h": 195.135,
    "s": 77.622,
    "l": 28.039
  },
  "oklch": {
    "l": 0.46731,
    "c": 0.08526,
    "h": 227.1
  },
  "luminance": 0.10566
}

Semantic roles & 50–950 ramp

primary

#10637F

secondary

#B55636

accent

#6434F4

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #10637F

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

Preview Lab → · Contrast checker → · Palette generator →