#39485B
Closest named color: Dark Grey Blue (#29465B). oklch(39.7% 0.038 254.6), rgb(57, 72, 91).
Aa
White text reads best on this color (9.32:1).
About this color
#39485B is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.038 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.023 away. White text reads best on it, at 9.32:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #39485B |
| RGB | rgb(57, 72, 91) |
| HSL | hsl(214, 23%, 29%) |
| OKLCH | oklch(39.7% 0.038 254.6) |
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 #39485B | 9.32:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #39485B | 2.25:1 | Fails | Lc 12.4 | Not readable |
| #39485B text on white | 9.32:1 | AAA | Lc 91.5 | Preferred for body text |
| #39485B text on black | 2.25:1 | Fails | Lc -10.9 | 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 900.
-
Step 50
50
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B5C2D3
oklch(80.9% 0.028 255.1)
-
Step 400
400
#8EA3BD
oklch(70.8% 0.045 253.9)
-
Step 500
500
#728CAC
oklch(63.2% 0.057 253.9)
-
Step 600
600
#5A7598
oklch(55.5% 0.063 255.2)
-
Step 700
700
#4A6282
oklch(49% 0.059 255.8)
-
Step 800
800
#3D5069
oklch(42.6% 0.048 255.5)
-
Step 900
900 (this color)
#39485B
oklch(39.7% 0.038 254.6)
-
Step 950
950
#1F2732
oklch(27% 0.024 256.4)
#39485B 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) | #41495C | 0.013 |
| Deuteranopia (no green cones) | #3D455B | 0.011 |
| Tritanopia (no blue cones) | #2E4C4E | 0.033 |
| Achromatopsia (no color) | #474747 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39485B
#39485B
oklch(39.7% 0.038 254.6)
- #534430
#534430
oklch(39.7% 0.038 74.4)
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 #39485B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.023
- Charcoal #264653 ΔE 0.030
- Dark Slate Gray #2F4F4F ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.042
- Deep Teal #00555A ΔE 0.057
- Onyx #343A40 ΔE 0.057
- Dark Teal #014D4E ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.060
Use #39485B 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.