#39495E
Closest named color: Dark Grey Blue (#29465B). oklch(40.1% 0.041 255.4), rgb(57, 73, 94).
Aa
White text reads best on this color (9.17:1).
About this color
#39495E is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.041 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.024 away. White text reads best on it, at 9.17:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #39495E |
| RGB | rgb(57, 73, 94) |
| HSL | hsl(214, 25%, 30%) |
| OKLCH | oklch(40.1% 0.041 255.4) |
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 #39495E | 9.17:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #39495E | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #39495E text on white | 9.17:1 | AAA | Lc 91.1 | Preferred for body text |
| #39495E text on black | 2.28:1 | Fails | Lc -11.2 | 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
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D5
oklch(80.9% 0.031 256)
-
Step 400
400
#8CA3C0
oklch(70.8% 0.05 254.4)
-
Step 500
500
#708CB0
oklch(63.2% 0.063 254.9)
-
Step 600
600
#58759B
oklch(55.5% 0.068 255.4)
-
Step 700
700
#486285
oklch(49% 0.065 256)
-
Step 800
800
#3B506C
oklch(42.6% 0.054 255.8)
-
Step 900
900 (this color)
#39495E
oklch(40.1% 0.041 255.4)
-
Step 950
950
#1E2733
oklch(27% 0.026 255.7)
#39495E 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) | #414A5F | 0.013 |
| Deuteranopia (no green cones) | #3D465E | 0.011 |
| Tritanopia (no blue cones) | #2D4E50 | 0.037 |
| Achromatopsia (no color) | #484848 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39495E
#39495E
oklch(40.1% 0.041 255.4)
- #55452E
#55452E
oklch(40.1% 0.042 76.1)
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 #39495E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.024
- Charcoal #264653 ΔE 0.033
- Dark Slate Gray #2F4F4F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.047
- Deep Teal #00555A ΔE 0.057
- Dark Teal #014D4E ΔE 0.059
- YInMn Blue #415A77 ΔE 0.061
- Onyx #343A40 ΔE 0.062
Use #39495E 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.