#103570#103570

#103570 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.1% C 0.111 H 259.6°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#103570
RGB	rgb(16, 53, 112)
HSL	hsl(217, 75%, 25%)
HSV	hsv(217, 86%, 44%)
CMYK	cmyk(85.7%, 52.7%, 0%, 56.1%)
CIE-LAB	lab(23.09, 11.20, -37.78)
CIE-LCH	lch(23.09, 39.40, 286.51°)
OKLab	oklab(34.06% -0.0199 -0.1088)
OKLCH	oklch(34.06% 0.111 259.6)
XYZ	xyz(4.4104, 3.8257, 15.8321)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103570 #704B10

analogous

#106570 #103570 #1B1070

triadic

#103570 #701035 #357010

tetradic

#103570 #701065 #704B10 #10701B

square

#103570 #701065 #704B10 #10701B

split-complementary

#103570 #701B10 #657010

monochromatic

#040D1B #081C3A #103570 #184EA6 #1F68DB

Accessibility & contrast

On white

11.90

#103570 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#103570 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103570

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103570	#FFFFFF	#000000	##FFFFFF
##103570	1.00	11.90	1.77	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103C72

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#00434D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103570;
/* rgb */ color: rgb(16, 53, 112);
/* oklch */ color: oklch(34.1% 0.111 259.6);

Tailwind

colors: {
  custom: {
    50: '#616b99',
    500: '#103570',
    950: '#000000',
  },
}

SCSS

$custom: #103570;
$custom-light: #616b99;
$custom-dark: #000000;

JSON

{
  "hex": "#103570",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 112
  },
  "hsl": {
    "h": 216.875,
    "s": 75,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34057,
    "c": 0.11058,
    "h": 259.6
  },
  "luminance": 0.03826
}

Semantic roles & 50–950 ramp

primary

#103570

secondary

#A87B34

accent

#A936F2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #103570

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

Preview Lab → · Contrast checker → · Palette generator →