#1D7188#1D7188

#1D7188 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.1% C 0.084 H 220.8°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#1D7188
RGB	rgb(29, 113, 136)
HSL	hsl(193, 65%, 32%)
HSV	hsv(193, 79%, 53%)
CMYK	cmyk(78.7%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(44.01, -16.10, -19.63)
CIE-LCH	lch(44.01, 25.39, 230.64°)
OKLab	oklab(51.08% -0.0637 -0.0549)
OKLCH	oklch(51.08% 0.084 220.8)
XYZ	xyz(10.8539, 13.8477, 25.3886)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D7188 #88341D

analogous

#1D8869 #1D7188 #1D3C88

triadic

#1D7188 #881D71 #71881D

tetradic

#1D7188 #691D88 #88341D #3C881D

square

#1D7188 #691D88 #88341D #3C881D

split-complementary

#1D7188 #881D3C #88691D

monochromatic

#071D23 #124756 #1D7188 #289BBA #48B9D8

Accessibility & contrast

On white

5.57

#1D7188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#1D7188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D7188

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D7188	#FFFFFF	#000000	##FFFFFF
##1D7188	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636E89

Deuteranopia (green-blind)

#556488

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1d7188;
/* rgb */ color: rgb(29, 113, 136);
/* oklch */ color: oklch(51.1% 0.084 220.8);

Tailwind

colors: {
  custom: {
    50: '#6b9aaa',
    500: '#1d7188',
    950: '#000000',
  },
}

SCSS

$custom: #1d7188;
$custom-light: #6b9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d7188",
  "rgb": {
    "r": 29,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 192.897,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.5108,
    "c": 0.08411,
    "h": 220.8
  },
  "luminance": 0.13849
}

Semantic roles & 50–950 ramp

primary

#1D7188

secondary

#BA6047

accent

#6440E8

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #1D7188

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

Preview Lab → · Contrast checker → · Palette generator →