#123A76#123A76

#123A76 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.8% C 0.112 H 258.8°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#123A76
RGB	rgb(18, 58, 118)
HSL	hsl(216, 74%, 27%)
HSV	hsv(216, 85%, 46%)
CMYK	cmyk(84.7%, 50.8%, 0%, 53.7%)
CIE-LAB	lab(25.14, 10.39, -38.28)
CIE-LCH	lch(25.14, 39.67, 285.19°)
OKLab	oklab(35.79% -0.0217 -0.1101)
OKLCH	oklch(35.79% 0.112 258.8)
XYZ	xyz(5.0313, 4.4621, 17.7321)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A76 #764E12

analogous

#126C76 #123A76 #1C1276

triadic

#123A76 #76123A #3A7612

tetradic

#123A76 #76126C #764E12 #12761C

square

#123A76 #76126C #764E12 #12761C

split-complementary

#123A76 #761C12 #6C7612

monochromatic

#040D1B #0A2041 #123A76 #1A54AB #256FDE

Accessibility & contrast

On white

11.10

#123A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#123A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A76

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A76	#FFFFFF	#000000	##FFFFFF
##123A76	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174078

Deuteranopia (green-blind)

#003775

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #123a76;
/* rgb */ color: rgb(18, 58, 118);
/* oklch */ color: oklch(35.8% 0.112 258.8);

Tailwind

colors: {
  custom: {
    50: '#626f9e',
    500: '#123a76',
    950: '#000000',
  },
}

SCSS

$custom: #123a76;
$custom-light: #626f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#123a76",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 118
  },
  "hsl": {
    "h": 216,
    "s": 73.529,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35794,
    "c": 0.11225,
    "h": 258.8
  },
  "luminance": 0.04463
}

Semantic roles & 50–950 ramp

primary

#123A76

secondary

#AD7E37

accent

#A638F0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #123A76

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

Preview Lab → · Contrast checker → · Palette generator →