#10427E#10427E

#10427E is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 38.3% C 0.114 H 255.8°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#10427E
RGB	rgb(16, 66, 126)
HSL	hsl(213, 77%, 28%)
HSV	hsv(213, 87%, 49%)
CMYK	cmyk(87.3%, 47.6%, 0%, 50.6%)
CIE-LAB	lab(28.15, 7.98, -38.49)
CIE-LCH	lch(28.15, 39.31, 281.71°)
OKLab	oklab(38.28% -0.0279 -0.1106)
OKLCH	oklch(38.28% 0.114 255.8)
XYZ	xyz(5.9264, 5.5122, 20.4862)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10427E #7E4C10

analogous

#10797E #10427E #15107E

triadic

#10427E #7E1042 #427E10

tetradic

#10427E #7E1079 #7E4C10 #107E15

square

#10427E #7E1079 #7E4C10 #107E15

split-complementary

#10427E #7E1510 #797E10

monochromatic

#030E1B #092648 #10427E #175EB4 #257CE3

Accessibility & contrast

On white

9.99

#10427E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#10427E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10427E

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10427E	#FFFFFF	#000000	##FFFFFF
##10427E	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214880

Deuteranopia (green-blind)

#043E7D

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #10427e;
/* rgb */ color: rgb(16, 66, 126);
/* oklch */ color: oklch(38.3% 0.114 255.8);

Tailwind

colors: {
  custom: {
    50: '#6475a4',
    500: '#10427e',
    950: '#000000',
  },
}

SCSS

$custom: #10427e;
$custom-light: #6475a4;
$custom-dark: #000000;

JSON

{
  "hex": "#10427e",
  "rgb": {
    "r": 16,
    "g": 66,
    "b": 126
  },
  "hsl": {
    "h": 212.727,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.38276,
    "c": 0.11403,
    "h": 255.8
  },
  "luminance": 0.05513
}

Semantic roles & 50–950 ramp

primary

#10427E

secondary

#B47B36

accent

#9D34F4

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #10427E

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

Preview Lab → · Contrast checker → · Palette generator →