#1D88A8#1D88A8

#1D88A8 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.4% C 0.102 H 223.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#1D88A8
RGB	rgb(29, 136, 168)
HSL	hsl(194, 71%, 39%)
HSV	hsv(194, 83%, 66%)
CMYK	cmyk(82.7%, 19%, 0%, 34.1%)
CIE-LAB	lab(52.61, -17.53, -25.14)
CIE-LCH	lch(52.61, 30.65, 235.12°)
OKLab	oklab(58.42% -0.0737 -0.0706)
OKLCH	oklch(58.42% 0.102 223.7)
XYZ	xyz(16.3758, 20.6946, 40.1696)
Luminance	0.2070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D88A8 #A83D1D

analogous

#1DA882 #1D88A8 #1D42A8

triadic

#1D88A8 #A81D88 #88A81D

tetradic

#1D88A8 #821DA8 #A83D1D #42A81D

square

#1D88A8 #821DA8 #A83D1D #42A81D

split-complementary

#1D88A8 #A81D42 #A8821D

monochromatic

#0B3340 #145E74 #1D88A8 #28B1DA #5CC4E3

Accessibility & contrast

On white

4.09

#1D88A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#1D88A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D88A8

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D88A8	#FFFFFF	#000000	##000000
##1D88A8	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7685AA

Deuteranopia (green-blind)

#6478A8

Tritanopia (blue-blind)

#009292

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1d88a8;
/* rgb */ color: rgb(29, 136, 168);
/* oklch */ color: oklch(58.4% 0.102 223.7);

Tailwind

colors: {
  custom: {
    50: '#73aac2',
    500: '#1d88a8',
    950: '#000000',
  },
}

SCSS

$custom: #1d88a8;
$custom-light: #73aac2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d88a8",
  "rgb": {
    "r": 29,
    "g": 136,
    "b": 168
  },
  "hsl": {
    "h": 193.813,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.58421,
    "c": 0.10206,
    "h": 223.7
  },
  "luminance": 0.20697
}

Semantic roles & 50–950 ramp

primary

#1D88A8

secondary

#C7735A

accent

#643AED

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D88A8

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

Preview Lab → · Contrast checker → · Palette generator →