#101C30#101C30

#101C30 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 22.7% C 0.043 H 260.2°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#101C30
RGB	rgb(16, 28, 48)
HSL	hsl(218, 50%, 13%)
HSV	hsv(218, 67%, 19%)
CMYK	cmyk(66.7%, 41.7%, 0%, 81.2%)
CIE-LAB	lab(10.21, 2.20, -14.92)
CIE-LCH	lch(10.21, 15.08, 278.40°)
OKLab	oklab(22.66% -0.0073 -0.0421)
OKLCH	oklch(22.66% 0.043 260.2)
XYZ	xyz(1.1623, 1.1540, 2.9572)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101C30 #302410

analogous

#102C30 #101C30 #141030

triadic

#101C30 #30101C #1C3010

tetradic

#101C30 #30102C #302410 #103014

square

#101C30 #30102C #302410 #103014

split-complementary

#101C30 #301410 #2C3010

monochromatic

#080D17 #080D17 #101C30 #1F375E #2F528C

Accessibility & contrast

On white

17.06

#101C30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#101C30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101C30

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101C30	#FFFFFF	#000000	##FFFFFF
##101C30	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141E31

Deuteranopia (green-blind)

#101B30

Tritanopia (blue-blind)

#012023

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101c30;
/* rgb */ color: rgb(16, 28, 48);
/* oklch */ color: oklch(22.7% 0.043 260.2);

Tailwind

colors: {
  custom: {
    50: '#515768',
    500: '#101c30',
    950: '#000000',
  },
}

SCSS

$custom: #101c30;
$custom-light: #515768;
$custom-dark: #000000;

JSON

{
  "hex": "#101c30",
  "rgb": {
    "r": 16,
    "g": 28,
    "b": 48
  },
  "hsl": {
    "h": 217.5,
    "s": 50,
    "l": 12.549
  },
  "oklch": {
    "l": 0.2266,
    "c": 0.04277,
    "h": 260.2
  },
  "luminance": 0.01154
}

Semantic roles & 50–950 ramp

primary

#101C30

secondary

#695533

accent

#A54EDA

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #101C30

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

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