#1A4288#1A4288

#1A4288 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.3% C 0.126 H 260.7°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#1A4288
RGB	rgb(26, 66, 136)
HSL	hsl(218, 68%, 32%)
HSV	hsv(218, 81%, 53%)
CMYK	cmyk(80.9%, 51.5%, 0%, 46.7%)
CIE-LAB	lab(29.14, 13.16, -43.10)
CIE-LCH	lch(29.14, 45.06, 286.99°)
OKLab	oklab(39.35% -0.0203 -0.124)
OKLCH	oklch(39.35% 0.126 260.7)
XYZ	xyz(6.8165, 5.8928, 24.0659)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4288 #88601A

analogous

#1A7988 #1A4288 #291A88

triadic

#1A4288 #881A42 #42881A

tetradic

#1A4288 #881A79 #88601A #1A8829

square

#1A4288 #881A79 #88601A #1A8829

split-complementary

#1A4288 #88291A #79881A

monochromatic

#061021 #102955 #1A4288 #245BBB #4279DB

Accessibility & contrast

On white

9.64

#1A4288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1A4288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4288

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4288	#FFFFFF	#000000	##FFFFFF
##1A4288	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174A8B

Deuteranopia (green-blind)

#004087

Tritanopia (blue-blind)

#00535E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a4288;
/* rgb */ color: rgb(26, 66, 136);
/* oklch */ color: oklch(39.3% 0.126 260.7);

Tailwind

colors: {
  custom: {
    50: '#6975ab',
    500: '#1a4288',
    950: '#000000',
  },
}

SCSS

$custom: #1a4288;
$custom-light: #6975ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4288",
  "rgb": {
    "r": 26,
    "g": 66,
    "b": 136
  },
  "hsl": {
    "h": 218.182,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39348,
    "c": 0.12565,
    "h": 260.7
  },
  "luminance": 0.05894
}

Semantic roles & 50–950 ramp

primary

#1A4288

secondary

#BB8F43

accent

#AC3DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4288

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

Preview Lab → · Contrast checker → · Palette generator →