#1C5EA0#1C5EA0

#1C5EA0 is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.7% C 0.125 H 252.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#1C5EA0
RGB	rgb(28, 94, 160)
HSL	hsl(210, 70%, 37%)
HSV	hsv(210, 83%, 63%)
CMYK	cmyk(82.5%, 41.3%, 0%, 37.3%)
CIE-LAB	lab(39.22, 4.33, -41.48)
CIE-LCH	lch(39.22, 41.71, 275.96°)
OKLab	oklab(47.67% -0.0379 -0.1186)
OKLCH	oklch(47.67% 0.125 252.3)
XYZ	xyz(10.8244, 10.7890, 34.7629)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5EA0 #A05E1C

analogous

#1CA0A0 #1C5EA0 #1C1CA0

triadic

#1C5EA0 #A01C5E #5EA01C

tetradic

#1C5EA0 #A01CA0 #A05E1C #1CA01C

square

#1C5EA0 #A01CA0 #A05E1C #1CA01C

split-complementary

#1C5EA0 #A01C1C #A0A01C

monochromatic

#0A2138 #133F6C #1C5EA0 #257DD4 #559BE1

Accessibility & contrast

On white

6.65

#1C5EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#1C5EA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C5EA0

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5EA0	#FFFFFF	#000000	##FFFFFF
##1C5EA0	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E63A3

Deuteranopia (green-blind)

#27579F

Tritanopia (blue-blind)

#006E77

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1c5ea0;
/* rgb */ color: rgb(28, 94, 160);
/* oklch */ color: oklch(47.7% 0.125 252.3);

Tailwind

colors: {
  custom: {
    50: '#6f8bbc',
    500: '#1c5ea0',
    950: '#000000',
  },
}

SCSS

$custom: #1c5ea0;
$custom-light: #6f8bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5ea0",
  "rgb": {
    "r": 28,
    "g": 94,
    "b": 160
  },
  "hsl": {
    "h": 210,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47669,
    "c": 0.12457,
    "h": 252.3
  },
  "luminance": 0.1079
}

Semantic roles & 50–950 ramp

primary

#1C5EA0

secondary

#C48C53

accent

#943BED

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1C5EA0

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

Preview Lab → · Contrast checker → · Palette generator →