#1C407D#1C407D

#1C407D is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.1% C 0.112 H 260.3°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#1C407D
RGB	rgb(28, 64, 125)
HSL	hsl(218, 63%, 30%)
HSV	hsv(218, 78%, 49%)
CMYK	cmyk(77.6%, 48.8%, 0%, 51%)
CIE-LAB	lab(27.83, 10.31, -38.35)
CIE-LCH	lch(27.83, 39.72, 285.05°)
OKLab	oklab(38.11% -0.0189 -0.1101)
OKLCH	oklch(38.11% 0.112 260.3)
XYZ	xyz(6.0126, 5.3937, 20.1223)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C407D #7D591C

analogous

#1C717D #1C407D #281C7D

triadic

#1C407D #7D1C40 #407D1C

tetradic

#1C407D #7D1C71 #7D591C #1C7D28

square

#1C407D #7D1C71 #7D591C #1C7D28

split-complementary

#1C407D #7D281C #717D1C

monochromatic

#060D19 #11264B #1C407D #275AAF #3F77D4

Accessibility & contrast

On white

10.10

#1C407D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#1C407D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C407D

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C407D	#FFFFFF	#000000	##FFFFFF
##1C407D	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F467F

Deuteranopia (green-blind)

#053E7C

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1c407d;
/* rgb */ color: rgb(28, 64, 125);
/* oklch */ color: oklch(38.1% 0.112 260.3);

Tailwind

colors: {
  custom: {
    50: '#6774a3',
    500: '#1c407d',
    950: '#000000',
  },
}

SCSS

$custom: #1c407d;
$custom-light: #6774a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c407d",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 125
  },
  "hsl": {
    "h": 217.732,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.38112,
    "c": 0.11167,
    "h": 260.3
  },
  "luminance": 0.05394
}

Semantic roles & 50–950 ramp

primary

#1C407D

secondary

#B18844

accent

#A941E6

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1C407D

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

Preview Lab → · Contrast checker → · Palette generator →