#1A5173#1A5173

#1A5173 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.6% C 0.080 H 240.2°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#1A5173
RGB	rgb(26, 81, 115)
HSL	hsl(203, 63%, 28%)
HSV	hsv(203, 77%, 45%)
CMYK	cmyk(77.4%, 29.6%, 0%, 54.9%)
CIE-LAB	lab(32.57, -5.30, -24.56)
CIE-LCH	lch(32.57, 25.13, 257.84°)
OKLab	oklab(41.61% -0.0398 -0.0694)
OKLCH	oklch(41.61% 0.08 240.2)
XYZ	xyz(6.4617, 7.3415, 17.2928)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5173 #733C1A

analogous

#1A7368 #1A5173 #1A2573

triadic

#1A5173 #731A51 #51731A

tetradic

#1A5173 #681A73 #733C1A #25731A

square

#1A5173 #681A73 #733C1A #25731A

split-complementary

#1A5173 #731A25 #73681A

monochromatic

#061219 #0F2E41 #1A5173 #2574A5 #3696D2

Accessibility & contrast

On white

8.51

#1A5173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1A5173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5173

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5173	#FFFFFF	#000000	##FFFFFF
##1A5173	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415175

Deuteranopia (green-blind)

#354972

Tritanopia (blue-blind)

#005A5D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a5173;
/* rgb */ color: rgb(26, 81, 115);
/* oklch */ color: oklch(41.6% 0.080 240.2);

Tailwind

colors: {
  custom: {
    50: '#64819b',
    500: '#1a5173',
    950: '#000000',
  },
}

SCSS

$custom: #1a5173;
$custom-light: #64819b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5173",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 115
  },
  "hsl": {
    "h": 202.921,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.41608,
    "c": 0.08002,
    "h": 240.2
  },
  "luminance": 0.07342
}

Semantic roles & 50–950 ramp

primary

#1A5173

secondary

#A86841

accent

#8042E6

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1A5173

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

Preview Lab → · Contrast checker → · Palette generator →