#1C4F89#1C4F89

#1C4F89 is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.5% C 0.110 H 254.2°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#1C4F89
RGB	rgb(28, 79, 137)
HSL	hsl(212, 66%, 32%)
HSV	hsv(212, 80%, 54%)
CMYK	cmyk(79.6%, 42.3%, 0%, 46.3%)
CIE-LAB	lab(33.23, 4.97, -37.14)
CIE-LCH	lch(33.23, 37.47, 277.63°)
OKLab	oklab(42.55% -0.0301 -0.1062)
OKLCH	oklch(42.55% 0.11 254.2)
XYZ	xyz(7.7885, 7.6441, 24.7270)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4F89 #89561C

analogous

#1C8589 #1C4F89 #201C89

triadic

#1C4F89 #891C4F #4F891C

tetradic

#1C4F89 #891C85 #89561C #1C8920

square

#1C4F89 #891C85 #89561C #1C8920

split-complementary

#1C4F89 #89201C #85891C

monochromatic

#071423 #123256 #1C4F89 #266CBC #468BD9

Accessibility & contrast

On white

8.30

#1C4F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1C4F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4F89

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4F89	#FFFFFF	#000000	##FFFFFF
##1C4F89	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33548B

Deuteranopia (green-blind)

#204A88

Tritanopia (blue-blind)

#005D65

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c4f89;
/* rgb */ color: rgb(28, 79, 137);
/* oklch */ color: oklch(42.5% 0.110 254.2);

Tailwind

colors: {
  custom: {
    50: '#6a7fac',
    500: '#1c4f89',
    950: '#000000',
  },
}

SCSS

$custom: #1c4f89;
$custom-light: #6a7fac;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4f89",
  "rgb": {
    "r": 28,
    "g": 79,
    "b": 137
  },
  "hsl": {
    "h": 211.927,
    "s": 66.061,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42545,
    "c": 0.11038,
    "h": 254.2
  },
  "luminance": 0.07645
}

Semantic roles & 50–950 ramp

primary

#1C4F89

secondary

#BB8446

accent

#993FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1C4F89

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

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