#1D7CA8#1D7CA8

#1D7CA8 is a mid, moderate cyan. Relative luminance 0.175; OKLCH L 55.4% C 0.107 H 234.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1D7CA8
RGB	rgb(29, 124, 168)
HSL	hsl(199, 71%, 39%)
HSV	hsv(199, 83%, 66%)
CMYK	cmyk(82.7%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(48.89, -10.81, -30.93)
CIE-LCH	lch(48.89, 32.77, 250.73°)
OKLab	oklab(55.44% -0.0623 -0.0874)
OKLCH	oklch(55.44% 0.107 234.5)
XYZ	xyz(14.7794, 17.5018, 39.6374)
Luminance	0.1750 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D7CA8 #A8491D

analogous

#1DA88E #1D7CA8 #1D36A8

triadic

#1D7CA8 #A81D7C #7CA81D

tetradic

#1D7CA8 #8E1DA8 #A8491D #36A81D

square

#1D7CA8 #8E1DA8 #A8491D #36A81D

split-complementary

#1D7CA8 #A81D36 #A88E1D

monochromatic

#0B2F40 #145574 #1D7CA8 #28A2DA #5CB8E3

Accessibility & contrast

On white

4.67

#1D7CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#1D7CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1D7CA8

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D7CA8	#FFFFFF	#000000	##FFFFFF
##1D7CA8	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667BAA

Deuteranopia (green-blind)

#546FA7

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1d7ca8;
/* rgb */ color: rgb(29, 124, 168);
/* oklch */ color: oklch(55.4% 0.107 234.5);

Tailwind

colors: {
  custom: {
    50: '#72a1c2',
    500: '#1d7ca8',
    950: '#000000',
  },
}

SCSS

$custom: #1d7ca8;
$custom-light: #72a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d7ca8",
  "rgb": {
    "r": 29,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 198.993,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5544,
    "c": 0.10732,
    "h": 234.5
  },
  "luminance": 0.17504
}

Semantic roles & 50–950 ramp

primary

#1D7CA8

secondary

#C77C5A

accent

#733AED

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #1D7CA8

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

Preview Lab → · Contrast checker → · Palette generator →