#124B5A#124B5A

#124B5A is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.4% C 0.062 H 219.6°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#124B5A
RGB	rgb(18, 75, 90)
HSL	hsl(193, 67%, 21%)
HSV	hsv(193, 80%, 35%)
CMYK	cmyk(80%, 16.7%, 0%, 64.7%)
CIE-LAB	lab(29.15, -12.29, -14.05)
CIE-LCH	lch(29.15, 18.67, 228.84°)
OKLab	oklab(38.43% -0.0475 -0.0393)
OKLCH	oklch(38.43% 0.062 219.6)
XYZ	xyz(4.6102, 5.8984, 10.5664)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124B5A #5A2112

analogous

#125A45 #124B5A #12275A

triadic

#124B5A #5A124B #4B5A12

tetradic

#124B5A #45125A #5A2112 #275A12

square

#124B5A #45125A #5A2112 #275A12

split-complementary

#124B5A #5A1227 #5A4512

monochromatic

#05151A #082027 #124B5A #1C758D #26A0C0

Accessibility & contrast

On white

9.63

#124B5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#124B5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124B5A

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124B5A	#FFFFFF	#000000	##FFFFFF
##124B5A	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42495B

Deuteranopia (green-blind)

#38425A

Tritanopia (blue-blind)

#005050

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #124b5a;
/* rgb */ color: rgb(18, 75, 90);
/* oklch */ color: oklch(38.4% 0.062 219.6);

Tailwind

colors: {
  custom: {
    50: '#5d7d88',
    500: '#124b5a',
    950: '#000000',
  },
}

SCSS

$custom: #124b5a;
$custom-light: #5d7d88;
$custom-dark: #000000;

JSON

{
  "hex": "#124b5a",
  "rgb": {
    "r": 18,
    "g": 75,
    "b": 90
  },
  "hsl": {
    "h": 192.5,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.3843,
    "c": 0.06168,
    "h": 219.6
  },
  "luminance": 0.05899
}

Semantic roles & 50–950 ramp

primary

#124B5A

secondary

#934935

accent

#623EEA

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #124B5A

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

Preview Lab → · Contrast checker → · Palette generator →