#1F2E75#1F2E75

#1F2E75 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.123 H 269.5°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E75
RGB	rgb(31, 46, 117)
HSL	hsl(230, 58%, 29%)
HSV	hsv(230, 74%, 46%)
CMYK	cmyk(73.5%, 60.7%, 0%, 54.1%)
CIE-LAB	lab(22.05, 20.19, -42.63)
CIE-LCH	lch(22.05, 47.17, 295.34°)
OKLab	oklab(33.58% -0.001 -0.1229)
OKLCH	oklch(33.58% 0.123 269.5)
XYZ	xyz(4.7519, 3.5292, 17.2569)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E75 #75661F

analogous

#1F5975 #1F2E75 #3B1F75

triadic

#1F2E75 #751F2E #2E751F

tetradic

#1F2E75 #751F59 #75661F #1F753B

square

#1F2E75 #751F59 #75661F #1F753B

split-complementary

#1F2E75 #753B1F #59751F

monochromatic

#060A18 #121B45 #1F2E75 #2C41A5 #425ACD

Accessibility & contrast

On white

12.31

#1F2E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1F2E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E75

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E75	#FFFFFF	#000000	##FFFFFF
##1F2E75	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003977

Deuteranopia (green-blind)

#003174

Tritanopia (blue-blind)

#00404C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1f2e75;
/* rgb */ color: rgb(31, 46, 117);
/* oklch */ color: oklch(33.6% 0.123 269.5);

Tailwind

colors: {
  custom: {
    50: '#67669d',
    500: '#1f2e75',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e75;
$custom-light: #67669d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e75",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 117
  },
  "hsl": {
    "h": 229.535,
    "s": 58.108,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33576,
    "c": 0.1229,
    "h": 269.5
  },
  "luminance": 0.0353
}

Semantic roles & 50–950 ramp

primary

#1F2E75

secondary

#A99847

accent

#C646E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #1F2E75

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

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