#124B8E#124B8E

#124B8E is a dark, vivid cyan. Relative luminance 0.071; OKLCH L 41.7% C 0.125 H 255.6°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#124B8E
RGB	rgb(18, 75, 142)
HSL	hsl(212, 78%, 31%)
HSV	hsv(212, 87%, 56%)
CMYK	cmyk(87.3%, 47.2%, 0%, 44.3%)
CIE-LAB	lab(32.06, 8.68, -42.09)
CIE-LCH	lch(32.06, 42.98, 281.65°)
OKLab	oklab(41.67% -0.031 -0.1209)
OKLCH	oklch(41.67% 0.125 255.6)
XYZ	xyz(7.6462, 7.1128, 26.5558)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124B8E #8E5512

analogous

#12898E #124B8E #17128E

triadic

#124B8E #8E124B #4B8E12

tetradic

#124B8E #8E1289 #8E5512 #128E17

square

#124B8E #8E1289 #8E5512 #128E17

split-complementary

#124B8E #8E1712 #898E12

monochromatic

#041221 #0B2E58 #124B8E #1968C4 #3586E5

Accessibility & contrast

On white

8.67

#124B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#124B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124B8E

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124B8E	#FFFFFF	#000000	##FFFFFF
##124B8E	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265191

Deuteranopia (green-blind)

#04468D

Tritanopia (blue-blind)

#005B65

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #124b8e;
/* rgb */ color: rgb(18, 75, 142);
/* oklch */ color: oklch(41.7% 0.125 255.6);

Tailwind

colors: {
  custom: {
    50: '#687caf',
    500: '#124b8e',
    950: '#000000',
  },
}

SCSS

$custom: #124b8e;
$custom-light: #687caf;
$custom-dark: #000000;

JSON

{
  "hex": "#124b8e",
  "rgb": {
    "r": 18,
    "g": 75,
    "b": 142
  },
  "hsl": {
    "h": 212.419,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.41669,
    "c": 0.12485,
    "h": 255.6
  },
  "luminance": 0.07114
}

Semantic roles & 50–950 ramp

primary

#124B8E

secondary

#C2833A

accent

#9C34F4

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #124B8E

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

Preview Lab → · Contrast checker → · Palette generator →