#3C618A
Closest named color: Denim (#3B638C). oklch(48.3% 0.079 252), rgb(60, 97, 138).
Aa
White text reads best on this color (6.42:1).
About this color
#3C618A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.079 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.006 away. White text reads best on it, at 6.42:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.26:1 |
| White text | 6.42:1 |
Values
| HEX | #3C618A |
| RGB | rgb(60, 97, 138) |
| HSL | hsl(212, 39%, 39%) |
| OKLCH | oklch(48.3% 0.079 252) |
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 #3C618A | 6.42:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #3C618A | 3.26:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #3C618A text on white | 6.42:1 | AA | Lc 81.8 | Fine for body text |
| #3C618A text on black | 3.26:1 | AA large text | Lc -20.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#CFDAE7
oklch(88.4% 0.022 252.5)
-
Step 300
300
#AFC3D9
oklch(80.9% 0.038 250.8)
-
Step 400
400
#85A4C6
oklch(70.8% 0.061 251)
-
Step 500
500
#668DB8
oklch(63.2% 0.078 251.5)
-
Step 600
600
#4D76A4
oklch(55.6% 0.086 252.2)
-
Step 700
700 (this color)
#3C618A
oklch(48.3% 0.079 252)
-
Step 800
800
#345172
oklch(42.7% 0.065 252.5)
-
Step 900
900
#2D435C
oklch(37.6% 0.051 252.3)
-
Step 950
950
#1B2736
oklch(26.9% 0.033 254.4)
#3C618A 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) | #50638C | 0.026 |
| Deuteranopia (no green cones) | #465B89 | 0.020 |
| Tritanopia (no blue cones) | #076A6F | 0.069 |
| Achromatopsia (no color) | #5F5F5F | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C618A
#3C618A
oklch(48.3% 0.079 252)
- #7A5727
#7A5727
oklch(48.4% 0.079 72.5)
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 #3C618A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.006
- Dusky Blue #475F94 ΔE 0.023
- Denim Blue #3B5B92 ΔE 0.025
- Light Navy Blue #2E5A88 ΔE 0.027
- YInMn Blue #415A77 ΔE 0.033
- Peacock Blue #016795 ΔE 0.037
- Dusk #4E5481 ΔE 0.041
- Dusty Grape #545775 ΔE 0.046
Use #3C618A 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.