#10738E#10738E

#10738E is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.6% C 0.092 H 222.6°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#10738E
RGB	rgb(16, 115, 142)
HSL	hsl(193, 80%, 31%)
HSV	hsv(193, 89%, 56%)
CMYK	cmyk(88.7%, 19%, 0%, 44.3%)
CIE-LAB	lab(44.69, -16.30, -22.17)
CIE-LCH	lch(44.69, 27.52, 233.69°)
OKLab	oklab(51.65% -0.0676 -0.0622)
OKLCH	oklch(51.65% 0.092 222.6)
XYZ	xyz(11.2248, 14.3232, 27.7590)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10738E #8E2B10

analogous

#108E6A #10738E #10348E

triadic

#10738E #8E1073 #738E10

tetradic

#10738E #6A108E #8E2B10 #348E10

square

#10738E #6A108E #8E2B10 #348E10

split-complementary

#10738E #8E1034 #8E6A10

monochromatic

#041A20 #0A4657 #10738E #16A0C5 #31C1E8

Accessibility & contrast

On white

5.43

#10738E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#10738E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #10738E

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10738E	#FFFFFF	#000000	##FFFFFF
##10738E	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63708F

Deuteranopia (green-blind)

#54658E

Tritanopia (blue-blind)

#007B7C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #10738e;
/* rgb */ color: rgb(16, 115, 142);
/* oklch */ color: oklch(51.6% 0.092 222.6);

Tailwind

colors: {
  custom: {
    50: '#699baf',
    500: '#10738e',
    950: '#000000',
  },
}

SCSS

$custom: #10738e;
$custom-light: #699baf;
$custom-dark: #000000;

JSON

{
  "hex": "#10738e",
  "rgb": {
    "r": 16,
    "g": 115,
    "b": 142
  },
  "hsl": {
    "h": 192.857,
    "s": 79.747,
    "l": 30.98
  },
  "oklch": {
    "l": 0.51647,
    "c": 0.09193,
    "h": 222.6
  },
  "luminance": 0.14325
}

Semantic roles & 50–950 ramp

primary

#10738E

secondary

#C35537

accent

#5C32F6

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #10738E

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

Preview Lab → · Contrast checker → · Palette generator →