#1C2E77#1C2E77

#1C2E77 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.127 H 268.2°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E77
RGB	rgb(28, 46, 119)
HSL	hsl(228, 62%, 29%)
HSV	hsv(228, 76%, 47%)
CMYK	cmyk(76.5%, 61.3%, 0%, 53.3%)
CIE-LAB	lab(22.06, 20.56, -43.90)
CIE-LCH	lch(22.06, 48.47, 295.10°)
OKLab	oklab(33.59% -0.0041 -0.1267)
OKLCH	oklch(33.59% 0.127 268.2)
XYZ	xyz(4.7845, 3.5323, 17.8788)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E77 #77651C

analogous

#1C5C77 #1C2E77 #381C77

triadic

#1C2E77 #771C2E #2E771C

tetradic

#1C2E77 #771C5C #77651C #1C7738

square

#1C2E77 #771C5C #77651C #1C7738

split-complementary

#1C2E77 #77381C #5C771C

monochromatic

#060A19 #101B45 #1C2E77 #2841A9 #3C5AD1

Accessibility & contrast

On white

12.31

#1C2E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1C2E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E77

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E77	#FFFFFF	#000000	##FFFFFF
##1C2E77	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)

#003979

Deuteranopia (green-blind)

#003176

Tritanopia (blue-blind)

#00404D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1c2e77;
/* rgb */ color: rgb(28, 46, 119);
/* oklch */ color: oklch(33.6% 0.127 268.2);

Tailwind

colors: {
  custom: {
    50: '#67669f',
    500: '#1c2e77',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e77;
$custom-light: #67669f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e77",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 119
  },
  "hsl": {
    "h": 228.132,
    "s": 61.905,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33594,
    "c": 0.12676,
    "h": 268.2
  },
  "luminance": 0.03533
}

Semantic roles & 50–950 ramp

primary

#1C2E77

secondary

#AB9744

accent

#C543E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #1C2E77

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

Preview Lab → · Contrast checker → · Palette generator →