#1A5178#1A5178

#1A5178 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 41.9% C 0.086 H 243.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#1A5178
RGB	rgb(26, 81, 120)
HSL	hsl(205, 64%, 29%)
HSV	hsv(205, 78%, 47%)
CMYK	cmyk(78.3%, 32.5%, 0%, 52.9%)
CIE-LAB	lab(32.83, -3.35, -27.27)
CIE-LCH	lch(32.83, 27.48, 263.00°)
OKLab	oklab(41.9% -0.0381 -0.0773)
OKLCH	oklch(41.9% 0.086 243.8)
XYZ	xyz(6.7573, 7.4597, 18.8494)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5178 #78411A

analogous

#1A7870 #1A5178 #1A2278

triadic

#1A5178 #781A51 #51781A

tetradic

#1A5178 #701A78 #78411A #22781A

square

#1A5178 #701A78 #78411A #22781A

split-complementary

#1A5178 #781A22 #78701A

monochromatic

#051119 #0F2F46 #1A5178 #2573AA #3893D4

Accessibility & contrast

On white

8.43

#1A5178 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1A5178 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5178

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5178	#FFFFFF	#000000	##FFFFFF
##1A5178	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F527A

Deuteranopia (green-blind)

#324977

Tritanopia (blue-blind)

#005B5F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a5178;
/* rgb */ color: rgb(26, 81, 120);
/* oklch */ color: oklch(41.9% 0.086 243.8);

Tailwind

colors: {
  custom: {
    50: '#65819f',
    500: '#1a5178',
    950: '#000000',
  },
}

SCSS

$custom: #1a5178;
$custom-light: #65819f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5178",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 120
  },
  "hsl": {
    "h": 204.894,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.41898,
    "c": 0.08618,
    "h": 243.8
  },
  "luminance": 0.07461
}

Semantic roles & 50–950 ramp

primary

#1A5178

secondary

#AC6E41

accent

#8640E7

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1A5178

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

Preview Lab → · Contrast checker → · Palette generator →