#1A5A83#1A5A83

#1A5A83 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.8% C 0.092 H 241.7°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#1A5A83
RGB	rgb(26, 90, 131)
HSL	hsl(203, 67%, 31%)
HSV	hsv(203, 80%, 51%)
CMYK	cmyk(80.2%, 31.3%, 0%, 48.6%)
CIE-LAB	lab(36.31, -4.74, -28.59)
CIE-LCH	lch(36.31, 28.98, 260.59°)
OKLab	oklab(44.84% -0.0435 -0.081)
OKLCH	oklch(44.84% 0.092 241.7)
XYZ	xyz(8.1773, 9.1697, 22.8073)
Luminance	0.0917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5A83 #83431A

analogous

#1A8377 #1A5A83 #1A2583

triadic

#1A5A83 #831A5A #5A831A

tetradic

#1A5A83 #771A83 #83431A #25831A

square

#1A5A83 #771A83 #83431A #25831A

split-complementary

#1A5A83 #831A25 #83771A

monochromatic

#06141D #103750 #1A5A83 #247DB6 #3F9DD9

Accessibility & contrast

On white

7.41

#1A5A83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1A5A83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5A83

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5A83	#FFFFFF	#000000	##FFFFFF
##1A5A83	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475B85

Deuteranopia (green-blind)

#385182

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1a5a83;
/* rgb */ color: rgb(26, 90, 131);
/* oklch */ color: oklch(44.8% 0.092 241.7);

Tailwind

colors: {
  custom: {
    50: '#6888a7',
    500: '#1a5a83',
    950: '#000000',
  },
}

SCSS

$custom: #1a5a83;
$custom-light: #6888a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5a83",
  "rgb": {
    "r": 26,
    "g": 90,
    "b": 131
  },
  "hsl": {
    "h": 203.429,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.44837,
    "c": 0.09196,
    "h": 241.7
  },
  "luminance": 0.09171
}

Semantic roles & 50–950 ramp

primary

#1A5A83

secondary

#B77042

accent

#813EEA

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1A5A83

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

Preview Lab → · Contrast checker → · Palette generator →