#1C4D89#1C4D89

#1C4D89 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.1% C 0.113 H 255.5°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D89
RGB	rgb(28, 77, 137)
HSL	hsl(213, 66%, 32%)
HSV	hsv(213, 80%, 54%)
CMYK	cmyk(79.6%, 43.8%, 0%, 46.3%)
CIE-LAB	lab(32.61, 6.31, -38.13)
CIE-LCH	lch(32.61, 38.65, 279.39°)
OKLab	oklab(42.07% -0.0283 -0.1091)
OKLCH	oklch(42.07% 0.113 255.5)
XYZ	xyz(7.6464, 7.3599, 24.6797)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D89 #89581C

analogous

#1C8389 #1C4D89 #221C89

triadic

#1C4D89 #891C4D #4D891C

tetradic

#1C4D89 #891C83 #89581C #1C8922

square

#1C4D89 #891C83 #89581C #1C8922

split-complementary

#1C4D89 #89221C #83891C

monochromatic

#071423 #123056 #1C4D89 #266ABC #4688D9

Accessibility & contrast

On white

8.49

#1C4D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1C4D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D89

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D89	#FFFFFF	#000000	##FFFFFF
##1C4D89	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F528B

Deuteranopia (green-blind)

#1B4888

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c4d89;
/* rgb */ color: rgb(28, 77, 137);
/* oklch */ color: oklch(42.1% 0.113 255.5);

Tailwind

colors: {
  custom: {
    50: '#6a7eac',
    500: '#1c4d89',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d89;
$custom-light: #6a7eac;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d89",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 137
  },
  "hsl": {
    "h": 213.028,
    "s": 66.061,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42065,
    "c": 0.11274,
    "h": 255.5
  },
  "luminance": 0.07361
}

Semantic roles & 50–950 ramp

primary

#1C4D89

secondary

#BB8646

accent

#9C3FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1C4D89

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

Preview Lab → · Contrast checker → · Palette generator →