#1C5491#1C5491

#1C5491 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.3% C 0.116 H 253.5°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#1C5491
RGB	rgb(28, 84, 145)
HSL	hsl(211, 68%, 34%)
HSV	hsv(211, 81%, 57%)
CMYK	cmyk(80.7%, 42.1%, 0%, 43.1%)
CIE-LAB	lab(35.26, 4.87, -38.78)
CIE-LCH	lch(35.26, 39.08, 277.16°)
OKLab	oklab(44.29% -0.0328 -0.1109)
OKLCH	oklch(44.29% 0.116 253.5)
XYZ	xyz(8.7581, 8.6308, 27.9869)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5491 #91591C

analogous

#1C8F91 #1C5491 #1F1C91

triadic

#1C5491 #911C54 #54911C

tetradic

#1C5491 #911C8F #91591C #1C911F

square

#1C5491 #911C8F #91591C #1C911F

split-complementary

#1C5491 #911F1C #8F911C

monochromatic

#08192A #12365E #1C5491 #2672C4 #4B91DC

Accessibility & contrast

On white

7.70

#1C5491 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#1C5491 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5491

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5491	#FFFFFF	#000000	##FFFFFF
##1C5491	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365993

Deuteranopia (green-blind)

#224E90

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1c5491;
/* rgb */ color: rgb(28, 84, 145);
/* oklch */ color: oklch(44.3% 0.116 253.5);

Tailwind

colors: {
  custom: {
    50: '#6b83b1',
    500: '#1c5491',
    950: '#000000',
  },
}

SCSS

$custom: #1c5491;
$custom-light: #6b83b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5491",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 145
  },
  "hsl": {
    "h": 211.282,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.44288,
    "c": 0.11564,
    "h": 253.5
  },
  "luminance": 0.08632
}

Semantic roles & 50–950 ramp

primary

#1C5491

secondary

#BE874A

accent

#983DEB

background

#F6F8FB

surface

#ECEFF6

border

#C7CAD0

text

#080A11

muted

#7A7C80

Preview Lab

Preview with #1C5491

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

Preview Lab → · Contrast checker → · Palette generator →