#122F5A#122F5A

#122F5A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 30.9% C 0.085 H 258.4°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#122F5A
RGB	rgb(18, 47, 90)
HSL	hsl(216, 67%, 21%)
HSV	hsv(216, 80%, 35%)
CMYK	cmyk(80%, 47.8%, 0%, 64.7%)
CIE-LAB	lab(19.64, 6.33, -28.99)
CIE-LCH	lch(19.64, 29.68, 282.32°)
OKLab	oklab(30.91% -0.0171 -0.083)
OKLCH	oklch(30.91% 0.085 258.4)
XYZ	xyz(3.1108, 2.8995, 10.0666)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#122F5A #5A3D12

analogous

#12535A #122F5A #19125A

triadic

#122F5A #5A122F #2F5A12

tetradic

#122F5A #5A1253 #5A3D12 #125A19

square

#122F5A #5A1253 #5A3D12 #125A19

split-complementary

#122F5A #5A1912 #535A12

monochromatic

#050D1A #081427 #122F5A #1C4A8D #2664C0

Accessibility & contrast

On white

13.29

#122F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#122F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #122F5A

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##122F5A	#FFFFFF	#000000	##FFFFFF
##122F5A	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19335C

Deuteranopia (green-blind)

#0B2C59

Tritanopia (blue-blind)

#003940

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #122f5a;
/* rgb */ color: rgb(18, 47, 90);
/* oklch */ color: oklch(30.9% 0.085 258.4);

Tailwind

colors: {
  custom: {
    50: '#5b6789',
    500: '#122f5a',
    950: '#000000',
  },
}

SCSS

$custom: #122f5a;
$custom-light: #5b6789;
$custom-dark: #000000;

JSON

{
  "hex": "#122f5a",
  "rgb": {
    "r": 18,
    "g": 47,
    "b": 90
  },
  "hsl": {
    "h": 215.833,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30908,
    "c": 0.08477,
    "h": 258.4
  },
  "luminance": 0.029
}

Semantic roles & 50–950 ramp

primary

#122F5A

secondary

#936D35

accent

#A53EEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #122F5A

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

Preview Lab → · Contrast checker → · Palette generator →