#1C4E87#1C4E87

#1C4E87 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.2% C 0.109 H 254.2°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E87
RGB	rgb(28, 78, 135)
HSL	hsl(212, 66%, 32%)
HSV	hsv(212, 79%, 53%)
CMYK	cmyk(79.3%, 42.2%, 0%, 47.1%)
CIE-LAB	lab(32.80, 4.84, -36.60)
CIE-LCH	lch(32.80, 36.92, 277.53°)
OKLab	oklab(42.17% -0.0297 -0.1046)
OKLCH	oklch(42.17% 0.109 254.2)
XYZ	xyz(7.5748, 7.4440, 23.9546)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E87 #87551C

analogous

#1C8487 #1C4E87 #201C87

triadic

#1C4E87 #871C4E #4E871C

tetradic

#1C4E87 #871C84 #87551C #1C8720

square

#1C4E87 #871C84 #87551C #1C8720

split-complementary

#1C4E87 #87201C #84871C

monochromatic

#071322 #113154 #1C4E87 #276BBA #458AD8

Accessibility & contrast

On white

8.44

#1C4E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1C4E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E87

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E87	#FFFFFF	#000000	##FFFFFF
##1C4E87	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325289

Deuteranopia (green-blind)

#204986

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c4e87;
/* rgb */ color: rgb(28, 78, 135);
/* oklch */ color: oklch(42.2% 0.109 254.2);

Tailwind

colors: {
  custom: {
    50: '#697faa',
    500: '#1c4e87',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e87;
$custom-light: #697faa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e87",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 135
  },
  "hsl": {
    "h": 211.963,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42168,
    "c": 0.10876,
    "h": 254.2
  },
  "luminance": 0.07445
}

Semantic roles & 50–950 ramp

primary

#1C4E87

secondary

#BA8345

accent

#993FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1C4E87

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

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