#5C79CE
Closest named color: Windows Blue (#3778BF). oklch(59.4% 0.134 268), rgb(92, 121, 206).
Aa
Black text reads best on this color (5.08:1).
About this color
#5C79CE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.134 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.046 away. Black text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #5C79CE |
| RGB | rgb(92, 121, 206) |
| HSL | hsl(225, 54%, 58%) |
| OKLCH | oklch(59.4% 0.134 268) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5C79CE | 4.13:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #5C79CE | 5.08:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #5C79CE text on white | 4.13:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #5C79CE text on black | 5.08:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CFD9F2
oklch(88.5% 0.036 268.3)
-
Step 300
300
#AEC0EC
oklch(80.9% 0.066 267.5)
-
Step 400
400
#849EE3
oklch(70.7% 0.106 267.9)
-
Step 500
500 (this color)
#5C79CE
oklch(59.4% 0.134 268)
-
Step 600
600
#4F6CC8
oklch(55.6% 0.146 268.2)
-
Step 700
700
#405AAD
oklch(49.1% 0.136 268.1)
-
Step 800
800
#354A8C
oklch(42.7% 0.112 268.1)
-
Step 900
900
#2E3E70
oklch(37.7% 0.088 268.6)
-
Step 950
950
#1B2541
oklch(27% 0.054 267.8)
#5C79CE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5582D1 | 0.024 |
| Deuteranopia (no green cones) | #4778CC | 0.024 |
| Tritanopia (no blue cones) | #188C99 | 0.122 |
| Achromatopsia (no color) | #7D7D7D | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C79CE
#5C79CE
oklch(59.4% 0.134 268)
- #9C7900
#9C7900
oklch(59.4% 0.121 88.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5C79CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.046
- Cool Blue #4984B8 ΔE 0.054
- Soft Blue #6488EA ΔE 0.055
- Steel Blue #4682B4 ΔE 0.057
- Dark Sky Blue #448EE4 ΔE 0.060
- Water Blue #0E87CC ΔE 0.060
- Royal Blue #4169E1 ΔE 0.064
- Off Blue #5684AE ΔE 0.065
Use #5C79CE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.