#1C207B#1C207B

#1C207B is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.150 H 271.9°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#1C207B
RGB	rgb(28, 32, 123)
HSL	hsl(237, 63%, 30%)
HSV	hsv(237, 77%, 48%)
CMYK	cmyk(77.2%, 74%, 0%, 51.8%)
CIE-LAB	lab(18.84, 31.63, -51.73)
CIE-LCH	lch(18.84, 60.63, 301.45°)
OKLab	oklab(31.36% 0.005 -0.1497)
OKLCH	oklch(31.36% 0.15 271.9)
XYZ	xyz(4.5693, 2.7095, 19.0172)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C207B #7B771C

analogous

#1C4F7B #1C207B #481C7B

triadic

#1C207B #7B1C20 #207B1C

tetradic

#1C207B #7B1C4F #7B771C #1C7B48

square

#1C207B #7B1C4F #7B771C #1C7B48

split-complementary

#1C207B #7B481C #4F7B1C

monochromatic

#060619 #111349 #1C207B #272DAD #3E45D3

Accessibility & contrast

On white

13.62

#1C207B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1C207B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C207B

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C207B	#FFFFFF	#000000	##FFFFFF
##1C207B	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#002979

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1c207b;
/* rgb */ color: rgb(28, 32, 123);
/* oklch */ color: oklch(31.4% 0.150 271.9);

Tailwind

colors: {
  custom: {
    50: '#695ca2',
    500: '#1c207b',
    950: '#000000',
  },
}

SCSS

$custom: #1c207b;
$custom-light: #695ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c207b",
  "rgb": {
    "r": 28,
    "g": 32,
    "b": 123
  },
  "hsl": {
    "h": 237.474,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31355,
    "c": 0.14977,
    "h": 271.9
  },
  "luminance": 0.0271
}

Semantic roles & 50–950 ramp

primary

#1C207B

secondary

#AFAA44

accent

#DF42E6

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1C207B

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

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