#1C5DA7#1C5DA7

#1C5DA7 is a mid, vivid cyan. Relative luminance 0.109; OKLCH L 47.9% C 0.135 H 254.7°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#1C5DA7
RGB	rgb(28, 93, 167)
HSL	hsl(212, 71%, 38%)
HSV	hsv(212, 83%, 65%)
CMYK	cmyk(83.2%, 44.3%, 0%, 34.5%)
CIE-LAB	lab(39.35, 7.75, -45.44)
CIE-LCH	lch(39.35, 46.10, 279.68°)
OKLab	oklab(47.91% -0.0355 -0.1303)
OKLCH	oklch(47.91% 0.135 254.7)
XYZ	xyz(11.3657, 10.8642, 38.0497)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5DA7 #A7661C

analogous

#1CA2A7 #1C5DA7 #201CA7

triadic

#1C5DA7 #A71C5D #5DA71C

tetradic

#1C5DA7 #A71CA2 #A7661C #1CA720

square

#1C5DA7 #A71CA2 #A7661C #1CA720

split-complementary

#1C5DA7 #A7201C #A2A71C

monochromatic

#0A233E #134073 #1C5DA7 #267ADB #5A9AE3

Accessibility & contrast

On white

6.62

#1C5DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1C5DA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C5DA7

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5DA7	#FFFFFF	#000000	##FFFFFF
##1C5DA7	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3763AA

Deuteranopia (green-blind)

#1A57A6

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1c5da7;
/* rgb */ color: rgb(28, 93, 167);
/* oklch */ color: oklch(47.9% 0.135 254.7);

Tailwind

colors: {
  custom: {
    50: '#708ac1',
    500: '#1c5da7',
    950: '#000000',
  },
}

SCSS

$custom: #1c5da7;
$custom-light: #708ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5da7",
  "rgb": {
    "r": 28,
    "g": 93,
    "b": 167
  },
  "hsl": {
    "h": 211.942,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47907,
    "c": 0.13507,
    "h": 254.7
  },
  "luminance": 0.10866
}

Semantic roles & 50–950 ramp

primary

#1C5DA7

secondary

#C79358

accent

#9A3AEE

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1C5DA7

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

Preview Lab → · Contrast checker → · Palette generator →