#1F269D#1F269D

#1F269D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.2% C 0.186 H 270.1°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#1F269D
RGB	rgb(31, 38, 157)
HSL	hsl(237, 67%, 37%)
HSV	hsv(237, 80%, 62%)
CMYK	cmyk(80.3%, 75.8%, 0%, 38.4%)
CIE-LAB	lab(24.04, 40.38, -64.36)
CIE-LCH	lch(24.04, 75.97, 302.10°)
OKLab	oklab(36.21% 0.0003 -0.1864)
OKLCH	oklch(36.21% 0.186 270.1)
XYZ	xyz(7.3419, 4.1110, 32.2983)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F269D #9D961F

analogous

#1F659D #1F269D #571F9D

triadic

#1F269D #9D1F26 #269D1F

tetradic

#1F269D #9D1F65 #9D961F #1F9D57

square

#1F269D #9D1F65 #9D961F #1F9D57

split-complementary

#1F269D #9D571F #659D1F

monochromatic

#0B0D37 #151A6A #1F269D #2932D0 #5860DE

Accessibility & contrast

On white

11.52

#1F269D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1F269D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F269D

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F269D	#FFFFFF	#000000	##FFFFFF
##1F269D	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA0

Deuteranopia (green-blind)

#00339B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f269d;
/* rgb */ color: rgb(31, 38, 157);
/* oklch */ color: oklch(36.2% 0.186 270.1);

Tailwind

colors: {
  custom: {
    50: '#7362bb',
    500: '#1f269d',
    950: '#000000',
  },
}

SCSS

$custom: #1f269d;
$custom-light: #7362bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f269d",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 157
  },
  "hsl": {
    "h": 236.667,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36211,
    "c": 0.18641,
    "h": 270.1
  },
  "luminance": 0.04112
}

Semantic roles & 50–950 ramp

primary

#1F269D

secondary

#C2BC56

accent

#E03EEA

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #1F269D

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

Preview Lab → · Contrast checker → · Palette generator →