#12657F#12657F

#12657F is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.3% C 0.084 H 225.0°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#12657F
RGB	rgb(18, 101, 127)
HSL	hsl(194, 75%, 28%)
HSV	hsv(194, 86%, 50%)
CMYK	cmyk(85.8%, 20.5%, 0%, 50.2%)
CIE-LAB	lab(39.53, -13.72, -21.15)
CIE-LCH	lch(39.53, 25.21, 237.03°)
OKLab	oklab(47.29% -0.0593 -0.0594)
OKLCH	oklch(47.29% 0.084 225)
XYZ	xyz(8.7323, 10.9672, 21.7312)
Luminance	0.1097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12657F #7F2C12

analogous

#127F62 #12657F #122E7F

triadic

#12657F #7F1265 #657F12

tetradic

#12657F #62127F #7F2C12 #2E7F12

square

#12657F #62127F #7F2C12 #2E7F12

split-complementary

#12657F #7F122E #7F6212

monochromatic

#04151B #0A3A49 #12657F #1A90B5 #2BB5E1

Accessibility & contrast

On white

6.58

#12657F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#12657F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12657F

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12657F	#FFFFFF	#000000	##FFFFFF
##12657F	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576380

Deuteranopia (green-blind)

#49597F

Tritanopia (blue-blind)

#006D6E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #12657f;
/* rgb */ color: rgb(18, 101, 127);
/* oklch */ color: oklch(47.3% 0.084 225.0);

Tailwind

colors: {
  custom: {
    50: '#6691a4',
    500: '#12657f',
    950: '#000000',
  },
}

SCSS

$custom: #12657f;
$custom-light: #6691a4;
$custom-dark: #000000;

JSON

{
  "hex": "#12657f",
  "rgb": {
    "r": 18,
    "g": 101,
    "b": 127
  },
  "hsl": {
    "h": 194.312,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.47291,
    "c": 0.08397,
    "h": 225
  },
  "luminance": 0.10968
}

Semantic roles & 50–950 ramp

primary

#12657F

secondary

#B55638

accent

#6336F2

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #12657F

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

Preview Lab → · Contrast checker → · Palette generator →