#3E495F
Closest named color: Dark Grey Blue (#29465B). oklch(40.5% 0.04 264), rgb(62, 73, 95).
Aa
White text reads best on this color (9.03:1).
About this color
#3E495F is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.040 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.032 away. White text reads best on it, at 9.03:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #3E495F |
| RGB | rgb(62, 73, 95) |
| HSL | hsl(220, 21%, 31%) |
| OKLCH | oklch(40.5% 0.04 264) |
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 #3E495F | 9.03:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #3E495F | 2.32:1 | Fails | Lc 13.2 | Not readable |
| #3E495F text on white | 9.03:1 | AAA | Lc 90.8 | Preferred for body text |
| #3E495F text on black | 2.32:1 | Fails | Lc -11.6 | Not readable |
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 800.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D5D9E2
oklch(88.5% 0.013 266.7)
-
Step 300
300
#B9C1D0
oklch(80.9% 0.023 263.2)
-
Step 400
400
#95A1B9
oklch(70.8% 0.038 264.3)
-
Step 500
500
#7B8AA7
oklch(63.2% 0.047 263.5)
-
Step 600
600
#647392
oklch(55.5% 0.052 264.6)
-
Step 700
700
#53617D
oklch(49.2% 0.048 264)
-
Step 800
800 (this color)
#3E495F
oklch(40.5% 0.04 264)
-
Step 900
900
#394252
oklch(37.8% 0.03 261.9)
-
Step 950
950
#222630
oklch(26.9% 0.02 267.9)
#3E495F 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) | #424A60 | 0.007 |
| Deuteranopia (no green cones) | #3F475E | 0.006 |
| Tritanopia (no blue cones) | #344D50 | 0.036 |
| Achromatopsia (no color) | #494949 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E495F
#3E495F
oklch(40.5% 0.04 264)
- #534730
#534730
oklch(40.4% 0.039 83.3)
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 #3E495F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.032
- Charcoal #264653 ΔE 0.040
- Dark Slate Gray #2F4F4F ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.058
- Deep Teal #00555A ΔE 0.062
- Dusty Grape #545775 ΔE 0.063
- Onyx #343A40 ΔE 0.066
Use #3E495F 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.