#1A275F#1A275F

#1A275F is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.8% C 0.101 H 269.5°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#1A275F
RGB	rgb(26, 39, 95)
HSL	hsl(229, 57%, 24%)
HSV	hsv(229, 73%, 37%)
CMYK	cmyk(72.6%, 58.9%, 0%, 62.7%)
CIE-LAB	lab(17.90, 15.59, -35.08)
CIE-LCH	lch(17.90, 38.39, 293.96°)
OKLab	oklab(29.82% -0.0009 -0.1009)
OKLCH	oklch(29.82% 0.101 269.5)
XYZ	xyz(3.2164, 2.4966, 11.1366)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A275F #5F521A

analogous

#1A495F #1A275F #2F1A5F

triadic

#1A275F #5F1A27 #275F1A

tetradic

#1A275F #5F1A49 #5F521A #1A5F2F

square

#1A275F #5F1A49 #5F521A #1A5F2F

split-complementary

#1A275F #5F2F1A #495F1A

monochromatic

#070A18 #0D132F #1A275F #273B8F #344EBF

Accessibility & contrast

On white

14.01

#1A275F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1A275F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A275F

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A275F	#FFFFFF	#000000	##FFFFFF
##1A275F	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F61

Deuteranopia (green-blind)

#00295E

Tritanopia (blue-blind)

#00343E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a275f;
/* rgb */ color: rgb(26, 39, 95);
/* oklch */ color: oklch(29.8% 0.101 269.5);

Tailwind

colors: {
  custom: {
    50: '#60608d',
    500: '#1a275f',
    950: '#000000',
  },
}

SCSS

$custom: #1a275f;
$custom-light: #60608d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a275f",
  "rgb": {
    "r": 26,
    "g": 39,
    "b": 95
  },
  "hsl": {
    "h": 228.696,
    "s": 57.025,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29816,
    "c": 0.10092,
    "h": 269.5
  },
  "luminance": 0.02497
}

Semantic roles & 50–950 ramp

primary

#1A275F

secondary

#958540

accent

#C448E0

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #1A275F

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

Preview Lab → · Contrast checker → · Palette generator →