#1A5378#1A5378

#1A5378 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.4% C 0.084 H 241.6°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#1A5378
RGB	rgb(26, 83, 120)
HSL	hsl(204, 64%, 29%)
HSV	hsv(204, 78%, 47%)
CMYK	cmyk(78.3%, 30.8%, 0%, 52.9%)
CIE-LAB	lab(33.48, -4.62, -26.25)
CIE-LCH	lch(33.48, 26.66, 260.02°)
OKLab	oklab(42.41% -0.0402 -0.0743)
OKLCH	oklch(42.41% 0.084 241.6)
XYZ	xyz(6.9081, 7.7614, 18.8997)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5378 #783F1A

analogous

#1A786E #1A5378 #1A2478

triadic

#1A5378 #781A53 #53781A

tetradic

#1A5378 #6E1A78 #783F1A #24781A

square

#1A5378 #6E1A78 #783F1A #24781A

split-complementary

#1A5378 #781A24 #786E1A

monochromatic

#051119 #0F3046 #1A5378 #2576AA #3897D4

Accessibility & contrast

On white

8.23

#1A5378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1A5378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5378

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5378	#FFFFFF	#000000	##FFFFFF
##1A5378	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42547A

Deuteranopia (green-blind)

#354B77

Tritanopia (blue-blind)

#005C60

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a5378;
/* rgb */ color: rgb(26, 83, 120);
/* oklch */ color: oklch(42.4% 0.084 241.6);

Tailwind

colors: {
  custom: {
    50: '#65839f',
    500: '#1a5378',
    950: '#000000',
  },
}

SCSS

$custom: #1a5378;
$custom-light: #65839f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5378",
  "rgb": {
    "r": 26,
    "g": 83,
    "b": 120
  },
  "hsl": {
    "h": 203.617,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.42412,
    "c": 0.08446,
    "h": 241.6
  },
  "luminance": 0.07762
}

Semantic roles & 50–950 ramp

primary

#1A5378

secondary

#AC6B41

accent

#8240E7

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1A5378

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

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