#1C2E91#1C2E91

#1C2E91 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.1% C 0.163 H 268.3°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E91
RGB	rgb(28, 46, 145)
HSL	hsl(231, 68%, 34%)
HSV	hsv(231, 81%, 57%)
CMYK	cmyk(80.7%, 68.3%, 0%, 43.1%)
CIE-LAB	lab(24.46, 30.74, -56.28)
CIE-LCH	lch(24.46, 64.13, 298.64°)
OKLab	oklab(36.11% -0.0048 -0.163)
OKLCH	oklch(36.11% 0.163 268.3)
XYZ	xyz(6.5649, 4.2444, 27.2558)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E91 #917F1C

analogous

#1C6991 #1C2E91 #451C91

triadic

#1C2E91 #911C2E #2E911C

tetradic

#1C2E91 #911C69 #917F1C #1C9145

square

#1C2E91 #911C69 #917F1C #1C9145

split-complementary

#1C2E91 #91451C #69911C

monochromatic

#080D2A #121E5E #1C2E91 #263EC4 #4B61DC

Accessibility & contrast

On white

11.36

#1C2E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1C2E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E91

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E91	#FFFFFF	#000000	##FFFFFF
##1C2E91	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004094

Deuteranopia (green-blind)

#00358F

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1c2e91;
/* rgb */ color: rgb(28, 46, 145);
/* oklch */ color: oklch(36.1% 0.163 268.3);

Tailwind

colors: {
  custom: {
    50: '#6e66b2',
    500: '#1c2e91',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e91;
$custom-light: #6e66b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e91",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 145
  },
  "hsl": {
    "h": 230.769,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36106,
    "c": 0.16303,
    "h": 268.3
  },
  "luminance": 0.04245
}

Semantic roles & 50–950 ramp

primary

#1C2E91

secondary

#BEAD4A

accent

#D03DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1C2E91

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

Preview Lab → · Contrast checker → · Palette generator →