#1A275C#1A275C

#1A275C is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.6% C 0.096 H 269.3°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#1A275C
RGB	rgb(26, 39, 92)
HSL	hsl(228, 56%, 23%)
HSV	hsv(228, 72%, 36%)
CMYK	cmyk(71.7%, 57.6%, 0%, 63.9%)
CIE-LAB	lab(17.66, 14.37, -33.48)
CIE-LCH	lch(17.66, 36.44, 293.23°)
OKLab	oklab(29.56% -0.0011 -0.0962)
OKLCH	oklch(29.56% 0.096 269.3)
XYZ	xyz(3.0826, 2.4431, 10.4322)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A275C #5C4F1A

analogous

#1A485C #1A275C #2E1A5C

triadic

#1A275C #5C1A27 #275C1A

tetradic

#1A275C #5C1A48 #5C4F1A #1A5C2E

square

#1A275C #5C1A48 #5C4F1A #1A5C2E

split-complementary

#1A275C #5C2E1A #485C1A

monochromatic

#070A18 #0D132C #1A275C #273B8C #354FBB

Accessibility & contrast

On white

14.11

#1A275C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1A275C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A275C

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A275C	#FFFFFF	#000000	##FFFFFF
##1A275C	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032E5E

Deuteranopia (green-blind)

#00285B

Tritanopia (blue-blind)

#00343D

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1a275c;
/* rgb */ color: rgb(26, 39, 92);
/* oklch */ color: oklch(29.6% 0.096 269.3);

Tailwind

colors: {
  custom: {
    50: '#60608b',
    500: '#1a275c',
    950: '#000000',
  },
}

SCSS

$custom: #1a275c;
$custom-light: #60608b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a275c",
  "rgb": {
    "r": 26,
    "g": 39,
    "b": 92
  },
  "hsl": {
    "h": 228.182,
    "s": 55.932,
    "l": 23.137
  },
  "oklch": {
    "l": 0.29555,
    "c": 0.09624,
    "h": 269.3
  },
  "luminance": 0.02443
}

Semantic roles & 50–950 ramp

primary

#1A275C

secondary

#928240

accent

#C249DF

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #1A275C

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

Preview Lab → · Contrast checker → · Palette generator →