#1B126C#1B126C

#1B126C is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.5% C 0.145 H 275.5°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#1B126C
RGB	rgb(27, 18, 108)
HSL	hsl(246, 71%, 25%)
HSV	hsv(246, 83%, 42%)
CMYK	cmyk(75%, 83.3%, 0%, 57.6%)
CIE-LAB	lab(14.11, 34.57, -49.86)
CIE-LCH	lch(14.11, 60.67, 304.73°)
OKLab	oklab(27.48% 0.014 -0.1442)
OKLCH	oklch(27.48% 0.145 275.5)
XYZ	xyz(3.3742, 1.7480, 14.3440)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B126C #636C12

analogous

#12366C #1B126C #48126C

triadic

#1B126C #6C1B12 #126C1B

tetradic

#1B126C #6C1236 #636C12 #126C48

square

#1B126C #6C1236 #636C12 #126C48

split-complementary

#1B126C #6C4812 #366C12

monochromatic

#07041A #0E0938 #1B126C #281BA0 #3523D5

Accessibility & contrast

On white

15.56

#1B126C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#1B126C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B126C

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B126C	#FFFFFF	#000000	##FFFFFF
##1B126C	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286E

Deuteranopia (green-blind)

#00206A

Tritanopia (blue-blind)

#002E3F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1b126c;
/* rgb */ color: rgb(27, 18, 108);
/* oklch */ color: oklch(27.5% 0.145 275.5);

Tailwind

colors: {
  custom: {
    50: '#665297',
    500: '#1b126c',
    950: '#000000',
  },
}

SCSS

$custom: #1b126c;
$custom-light: #665297;
$custom-dark: #000000;

JSON

{
  "hex": "#1b126c",
  "rgb": {
    "r": 27,
    "g": 18,
    "b": 108
  },
  "hsl": {
    "h": 246,
    "s": 71.429,
    "l": 24.706
  },
  "oklch": {
    "l": 0.27477,
    "c": 0.14484,
    "h": 275.5
  },
  "luminance": 0.01748
}

Semantic roles & 50–950 ramp

primary

#1B126C

secondary

#98A336

accent

#EE3ADC

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1B126C

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

Preview Lab → · Contrast checker → · Palette generator →