#12657D#12657D

#12657D is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.2% C 0.082 H 223.1°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#12657D
RGB	rgb(18, 101, 125)
HSL	hsl(193, 75%, 28%)
HSV	hsv(193, 86%, 49%)
CMYK	cmyk(85.6%, 19.2%, 0%, 51%)
CIE-LAB	lab(39.44, -14.46, -20.07)
CIE-LCH	lch(39.44, 24.73, 234.22°)
OKLab	oklab(47.19% -0.0602 -0.0563)
OKLCH	oklch(47.19% 0.082 223.1)
XYZ	xyz(8.6032, 10.9155, 21.0515)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12657D #7D2A12

analogous

#127D5F #12657D #122F7D

triadic

#12657D #7D1265 #657D12

tetradic

#12657D #5F127D #7D2A12 #2F7D12

square

#12657D #5F127D #7D2A12 #2F7D12

split-complementary

#12657D #7D122F #7D5F12

monochromatic

#04161B #0A3A48 #12657D #1A90B2 #29B7E0

Accessibility & contrast

On white

6.60

#12657D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#12657D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12657D

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12657D	#FFFFFF	#000000	##FFFFFF
##12657D	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57627E

Deuteranopia (green-blind)

#49597D

Tritanopia (blue-blind)

#006C6D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #12657d;
/* rgb */ color: rgb(18, 101, 125);
/* oklch */ color: oklch(47.2% 0.082 223.1);

Tailwind

colors: {
  custom: {
    50: '#6591a2',
    500: '#12657d',
    950: '#000000',
  },
}

SCSS

$custom: #12657d;
$custom-light: #6591a2;
$custom-dark: #000000;

JSON

{
  "hex": "#12657d",
  "rgb": {
    "r": 18,
    "g": 101,
    "b": 125
  },
  "hsl": {
    "h": 193.458,
    "s": 74.825,
    "l": 28.039
  },
  "oklch": {
    "l": 0.47192,
    "c": 0.0824,
    "h": 223.1
  },
  "luminance": 0.10917
}

Semantic roles & 50–950 ramp

primary

#12657D

secondary

#B35338

accent

#6036F1

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #12657D

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

Preview Lab → · Contrast checker → · Palette generator →