#1D2F76#1D2F76

#1D2F76 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.8% C 0.124 H 268.2°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#1D2F76
RGB	rgb(29, 47, 118)
HSL	hsl(228, 61%, 29%)
HSV	hsv(228, 75%, 46%)
CMYK	cmyk(75.4%, 60.2%, 0%, 53.7%)
CIE-LAB	lab(22.31, 19.59, -42.85)
CIE-LCH	lch(22.31, 47.12, 294.57°)
OKLab	oklab(33.77% -0.0039 -0.1236)
OKLCH	oklch(33.77% 0.124 268.2)
XYZ	xyz(4.7921, 3.6017, 17.5787)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2F76 #76641D

analogous

#1D5C76 #1D2F76 #381D76

triadic

#1D2F76 #761D2F #2F761D

tetradic

#1D2F76 #761D5C #76641D #1D7638

square

#1D2F76 #761D5C #76641D #1D7638

split-complementary

#1D2F76 #76381D #5C761D

monochromatic

#060A19 #111B45 #1D2F76 #2943A7 #3E5BD0

Accessibility & contrast

On white

12.21

#1D2F76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1D2F76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2F76

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2F76	#FFFFFF	#000000	##FFFFFF
##1D2F76	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A78

Deuteranopia (green-blind)

#003175

Tritanopia (blue-blind)

#00414D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1d2f76;
/* rgb */ color: rgb(29, 47, 118);
/* oklch */ color: oklch(33.8% 0.124 268.2);

Tailwind

colors: {
  custom: {
    50: '#67679e',
    500: '#1d2f76',
    950: '#000000',
  },
}

SCSS

$custom: #1d2f76;
$custom-light: #67679e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2f76",
  "rgb": {
    "r": 29,
    "g": 47,
    "b": 118
  },
  "hsl": {
    "h": 227.865,
    "s": 60.544,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33766,
    "c": 0.12364,
    "h": 268.2
  },
  "luminance": 0.03602
}

Semantic roles & 50–950 ramp

primary

#1D2F76

secondary

#AA9645

accent

#C344E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #1D2F76

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

Preview Lab → · Contrast checker → · Palette generator →