#101C70#101C70

#101C70 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.8% C 0.143 H 268.2°. Best body text is #FFFFFF at 14.77:1 contrast (WCAG AA passes).

Color values

HEX	#101C70
RGB	rgb(16, 28, 112)
HSL	hsl(233, 75%, 25%)
HSV	hsv(233, 86%, 44%)
CMYK	cmyk(85.7%, 75%, 0%, 56.1%)
CIE-LAB	lab(16.05, 29.01, -49.27)
CIE-LCH	lch(16.05, 57.17, 300.49°)
OKLab	oklab(28.82% -0.0045 -0.1428)
OKLCH	oklch(28.82% 0.143 268.2)
XYZ	xyz(3.5526, 2.1101, 15.5461)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101C70 #706410

analogous

#104C70 #101C70 #341070

triadic

#101C70 #70101C #1C7010

tetradic

#101C70 #70104C #706410 #107034

square

#101C70 #70104C #706410 #107034

split-complementary

#101C70 #703410 #4C7010

monochromatic

#04071B #080F3A #101C70 #1829A6 #1F37DB

Accessibility & contrast

On white

14.77

#101C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#101C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101C70

14.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101C70	#FFFFFF	#000000	##FFFFFF
##101C70	1.00	14.77	1.42	14.77
#FFFFFF	14.77	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D73

Deuteranopia (green-blind)

#00236E

Tritanopia (blue-blind)

#003444

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #101c70;
/* rgb */ color: rgb(16, 28, 112);
/* oklch */ color: oklch(28.8% 0.143 268.2);

Tailwind

colors: {
  custom: {
    50: '#63589a',
    500: '#101c70',
    950: '#000000',
  },
}

SCSS

$custom: #101c70;
$custom-light: #63589a;
$custom-dark: #000000;

JSON

{
  "hex": "#101c70",
  "rgb": {
    "r": 16,
    "g": 28,
    "b": 112
  },
  "hsl": {
    "h": 232.5,
    "s": 75,
    "l": 25.098
  },
  "oklch": {
    "l": 0.28819,
    "c": 0.14284,
    "h": 268.2
  },
  "luminance": 0.02111
}

Semantic roles & 50–950 ramp

primary

#101C70

secondary

#A89934

accent

#DA36F2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #101C70

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

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