#5C6CDF
Closest named color: Royal Blue (#4169E1). oklch(57.9% 0.174 273.7), rgb(92, 108, 223).
Aa
Black text reads best on this color (4.66:1).
About this color
#5C6CDF is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.174 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.033 away. Black text reads best on it, at 4.66:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #5C6CDF |
| RGB | rgb(92, 108, 223) |
| HSL | hsl(233, 67%, 62%) |
| OKLCH | oklch(57.9% 0.174 273.7) |
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 #5C6CDF | 4.50:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #5C6CDF | 4.66:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #5C6CDF text on white | 4.50:1 | AA | Lc 70.9 | Content text, not long reading |
| #5C6CDF text on black | 4.66:1 | AA | Lc -30.7 | 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 600.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D0D8F7
oklch(88.6% 0.044 274)
-
Step 300
300
#B0BEF4
oklch(81% 0.078 273.3)
-
Step 400
400
#889AEF
oklch(70.7% 0.126 273.7)
-
Step 500
500
#6C7EE9
oklch(63% 0.161 273.7)
-
Step 600
600 (this color)
#5C6CDF
oklch(57.9% 0.174 273.7)
-
Step 700
700
#4753BB
oklch(49.2% 0.162 273.8)
-
Step 800
800
#3A4597
oklch(42.8% 0.134 273.6)
-
Step 900
900
#313B78
oklch(37.8% 0.104 273.4)
-
Step 950
950
#1D2346
oklch(27.1% 0.065 273.9)
#5C6CDF 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) | #2A7DE3 | 0.056 |
| Deuteranopia (no green cones) | #0171DD | 0.062 |
| Tritanopia (no blue cones) | #00869B | 0.152 |
| Achromatopsia (no color) | #777777 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C6CDF
#5C6CDF
oklch(57.9% 0.174 273.7)
- #917800
#917800
oklch(57.9% 0.119 94.3)
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 #5C6CDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.033
- Dark Periwinkle #665FD1 ΔE 0.037
- Neon Blue #4361EE ΔE 0.049
- Medium Slate Blue #7B68EE ΔE 0.050
- Light Indigo #6D5ACF ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.050
- Cornflower #6A79F7 ΔE 0.051
- Warm Blue #4B57DB ΔE 0.058
Use #5C6CDF 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.