#1C4D91#1C4D91

#1C4D91 is a dark, vivid cyan. Relative luminance 0.076; OKLCH L 42.6% C 0.124 H 257.6°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D91
RGB	rgb(28, 77, 145)
HSL	hsl(215, 68%, 34%)
HSV	hsv(215, 81%, 57%)
CMYK	cmyk(80.7%, 46.9%, 0%, 43.1%)
CIE-LAB	lab(33.13, 9.53, -42.19)
CIE-LCH	lch(33.13, 43.26, 282.73°)
OKLab	oklab(42.63% -0.0266 -0.1211)
OKLCH	oklch(42.63% 0.124 257.6)
XYZ	xyz(8.2417, 7.5980, 27.8148)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D91 #91601C

analogous

#1C8891 #1C4D91 #261C91

triadic

#1C4D91 #911C4D #4D911C

tetradic

#1C4D91 #911C88 #91601C #1C9126

square

#1C4D91 #911C88 #91601C #1C9126

split-complementary

#1C4D91 #91261C #88911C

monochromatic

#08172A #12325E #1C4D91 #2668C4 #4B88DC

Accessibility & contrast

On white

8.33

#1C4D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1C4D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D91

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D91	#FFFFFF	#000000	##FFFFFF
##1C4D91	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295494

Deuteranopia (green-blind)

#0C4990

Tritanopia (blue-blind)

#005D68

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c4d91;
/* rgb */ color: rgb(28, 77, 145);
/* oklch */ color: oklch(42.6% 0.124 257.6);

Tailwind

colors: {
  custom: {
    50: '#6c7eb2',
    500: '#1c4d91',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d91;
$custom-light: #6c7eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d91",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 145
  },
  "hsl": {
    "h": 214.872,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.42634,
    "c": 0.12399,
    "h": 257.6
  },
  "luminance": 0.07599
}

Semantic roles & 50–950 ramp

primary

#1C4D91

secondary

#BE8E4A

accent

#A23DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4D91

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

Preview Lab → · Contrast checker → · Palette generator →