#10738D#10738D

#10738D is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.6% C 0.091 H 221.7°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#10738D
RGB	rgb(16, 115, 141)
HSL	hsl(192, 80%, 31%)
HSV	hsv(192, 89%, 55%)
CMYK	cmyk(88.7%, 18.4%, 0%, 44.7%)
CIE-LAB	lab(44.65, -16.66, -21.64)
CIE-LCH	lch(44.65, 27.31, 232.41°)
OKLab	oklab(51.6% -0.068 -0.0607)
OKLCH	oklch(51.6% 0.091 221.7)
XYZ	xyz(11.1501, 14.2933, 27.3653)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10738D #8D2A10

analogous

#108D68 #10738D #10348D

triadic

#10738D #8D1073 #738D10

tetradic

#10738D #68108D #8D2A10 #348D10

square

#10738D #68108D #8D2A10 #348D10

split-complementary

#10738D #8D1034 #8D6810

monochromatic

#04191F #0A4656 #10738D #16A0C4 #30C1E7

Accessibility & contrast

On white

5.44

#10738D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#10738D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #10738D

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10738D	#FFFFFF	#000000	##FFFFFF
##10738D	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64708E

Deuteranopia (green-blind)

#54658D

Tritanopia (blue-blind)

#007B7B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #10738d;
/* rgb */ color: rgb(16, 115, 141);
/* oklch */ color: oklch(51.6% 0.091 221.7);

Tailwind

colors: {
  custom: {
    50: '#699bae',
    500: '#10738d',
    950: '#000000',
  },
}

SCSS

$custom: #10738d;
$custom-light: #699bae;
$custom-dark: #000000;

JSON

{
  "hex": "#10738d",
  "rgb": {
    "r": 16,
    "g": 115,
    "b": 141
  },
  "hsl": {
    "h": 192.48,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.51599,
    "c": 0.09121,
    "h": 221.7
  },
  "luminance": 0.14295
}

Semantic roles & 50–950 ramp

primary

#10738D

secondary

#C25437

accent

#5B32F6

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #10738D

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

Preview Lab → · Contrast checker → · Palette generator →