#1C2F76#1C2F76

#1C2F76 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.7% C 0.124 H 267.7°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#1C2F76
RGB	rgb(28, 47, 118)
HSL	hsl(227, 62%, 29%)
HSV	hsv(227, 76%, 46%)
CMYK	cmyk(76.3%, 60.2%, 0%, 53.7%)
CIE-LAB	lab(22.26, 19.45, -42.94)
CIE-LCH	lch(22.26, 47.14, 294.37°)
OKLab	oklab(33.71% -0.0049 -0.1239)
OKLCH	oklch(33.71% 0.124 267.7)
XYZ	xyz(4.7643, 3.5874, 17.5774)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2F76 #76631C

analogous

#1C5C76 #1C2F76 #361C76

triadic

#1C2F76 #761C2F #2F761C

tetradic

#1C2F76 #761C5C #76631C #1C7636

square

#1C2F76 #761C5C #76631C #1C7636

split-complementary

#1C2F76 #76361C #5C761C

monochromatic

#060A19 #101B45 #1C2F76 #2843A7 #3C5BD1

Accessibility & contrast

On white

12.23

#1C2F76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1C2F76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2F76

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2F76	#FFFFFF	#000000	##FFFFFF
##1C2F76	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	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: #1c2f76;
/* rgb */ color: rgb(28, 47, 118);
/* oklch */ color: oklch(33.7% 0.124 267.7);

Tailwind

colors: {
  custom: {
    50: '#66679e',
    500: '#1c2f76',
    950: '#000000',
  },
}

SCSS

$custom: #1c2f76;
$custom-light: #66679e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2f76",
  "rgb": {
    "r": 28,
    "g": 47,
    "b": 118
  },
  "hsl": {
    "h": 227.333,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33714,
    "c": 0.12396,
    "h": 267.7
  },
  "luminance": 0.03588
}

Semantic roles & 50–950 ramp

primary

#1C2F76

secondary

#AA9544

accent

#C343E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #1C2F76

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

Preview Lab → · Contrast checker → · Palette generator →