#1C5898#1C5898

#1C5898 is a mid, vivid cyan. Relative luminance 0.095; OKLCH L 45.7% C 0.121 H 253.3°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1C5898
RGB	rgb(28, 88, 152)
HSL	hsl(211, 69%, 35%)
HSV	hsv(211, 82%, 60%)
CMYK	cmyk(81.6%, 42.1%, 0%, 40.4%)
CIE-LAB	lab(36.92, 5.04, -40.37)
CIE-LCH	lch(36.92, 40.69, 277.12°)
OKLab	oklab(45.71% -0.0346 -0.1155)
OKLCH	oklch(45.71% 0.121 253.3)
XYZ	xyz(9.6340, 9.4922, 31.0241)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5898 #985C1C

analogous

#1C9698 #1C5898 #1E1C98

triadic

#1C5898 #981C58 #58981C

tetradic

#1C5898 #981C96 #985C1C #1C981E

square

#1C5898 #981C96 #985C1C #1C981E

split-complementary

#1C5898 #981E1C #96981C

monochromatic

#091C31 #123A64 #1C5898 #2676CC #5095DF

Accessibility & contrast

On white

7.24

#1C5898 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1C5898 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5898

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5898	#FFFFFF	#000000	##FFFFFF
##1C5898	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385D9B

Deuteranopia (green-blind)

#235297

Tritanopia (blue-blind)

#006770

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1c5898;
/* rgb */ color: rgb(28, 88, 152);
/* oklch */ color: oklch(45.7% 0.121 253.3);

Tailwind

colors: {
  custom: {
    50: '#6d86b7',
    500: '#1c5898',
    950: '#000000',
  },
}

SCSS

$custom: #1c5898;
$custom-light: #6d86b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5898",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 152
  },
  "hsl": {
    "h": 210.968,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.45713,
    "c": 0.1206,
    "h": 253.3
  },
  "luminance": 0.09493
}

Semantic roles & 50–950 ramp

primary

#1C5898

secondary

#C18A4E

accent

#973CEC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #1C5898

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

Preview Lab → · Contrast checker → · Palette generator →