#1C5891#1C5891

#1C5891 is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.3% C 0.111 H 250.9°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#1C5891
RGB	rgb(28, 88, 145)
HSL	hsl(209, 68%, 34%)
HSV	hsv(209, 81%, 57%)
CMYK	cmyk(80.7%, 39.3%, 0%, 43.1%)
CIE-LAB	lab(36.50, 2.26, -36.81)
CIE-LCH	lch(36.50, 36.88, 273.52°)
OKLab	oklab(45.25% -0.0364 -0.105)
OKLCH	oklch(45.25% 0.111 250.9)
XYZ	xyz(9.0775, 9.2696, 28.0934)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5891 #91551C

analogous

#1C9190 #1C5891 #1C1D91

triadic

#1C5891 #911C58 #58911C

tetradic

#1C5891 #901C91 #91551C #1D911C

square

#1C5891 #901C91 #91551C #1D911C

split-complementary

#1C5891 #911C1D #91901C

monochromatic

#081A2A #12395E #1C5891 #2677C4 #4B96DC

Accessibility & contrast

On white

7.36

#1C5891 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#1C5891 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5891

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5891	#FFFFFF	#000000	##FFFFFF
##1C5891	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5C93

Deuteranopia (green-blind)

#2B5190

Tritanopia (blue-blind)

#00666D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1c5891;
/* rgb */ color: rgb(28, 88, 145);
/* oklch */ color: oklch(45.3% 0.111 250.9);

Tailwind

colors: {
  custom: {
    50: '#6b86b1',
    500: '#1c5891',
    950: '#000000',
  },
}

SCSS

$custom: #1c5891;
$custom-light: #6b86b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5891",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 145
  },
  "hsl": {
    "h": 209.231,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45252,
    "c": 0.11118,
    "h": 250.9
  },
  "luminance": 0.09271
}

Semantic roles & 50–950 ramp

primary

#1C5891

secondary

#BE834A

accent

#923DEB

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080B11

muted

#7A7C80

Preview Lab

Preview with #1C5891

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

Preview Lab → · Contrast checker → · Palette generator →