#606E81
Closest named color: Metallic Blue (#4F738E). oklch(53.4% 0.034 256.1), rgb(96, 110, 129).
Aa
White text reads best on this color (5.19:1).
About this color
#606E81 is a medium-dark, muted blue. In OKLCH its lightness is 53%, its chroma 0.034 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.028 away. White text reads best on it, at 5.19:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.04:1 |
| White text | 5.19:1 |
Values
| HEX | #606E81 |
| RGB | rgb(96, 110, 129) |
| HSL | hsl(215, 15%, 44%) |
| OKLCH | oklch(53.4% 0.034 256.1) |
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 #606E81 | 5.19:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #606E81 | 4.04:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #606E81 text on white | 5.19:1 | AA | Lc 75.7 | Fine for body text |
| #606E81 text on black | 4.04:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D5D9DF
oklch(88.4% 0.009 258.3)
-
Step 300
300
#BAC1CB
oklch(80.8% 0.016 257.2)
-
Step 400
400
#97A2B0
oklch(70.8% 0.024 254.4)
-
Step 500
500
#7D8B9D
oklch(63.2% 0.032 254.8)
-
Step 600
600 (this color)
#606E81
oklch(53.4% 0.034 256.1)
-
Step 700
700
#556273
oklch(49.2% 0.032 255.2)
-
Step 800
800
#46505E
oklch(42.8% 0.027 256.8)
-
Step 900
900
#3B424D
oklch(37.7% 0.021 259.4)
-
Step 950
950
#22272D
oklch(27% 0.013 253)
#606E81 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) | #676F82 | 0.011 |
| Deuteranopia (no green cones) | #646B81 | 0.010 |
| Tritanopia (no blue cones) | #577274 | 0.030 |
| Achromatopsia (no color) | #6D6D6D | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #606E81
#606E81
oklch(53.4% 0.034 256.1)
- #796A57
#796A57
oklch(53.3% 0.034 73.5)
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 #606E81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.028
- Battleship Gray #6C757D ΔE 0.030
- Dim Gray #696969 ΔE 0.037
- Slate #516572 ΔE 0.040
- Grey Blue #647D8E ΔE 0.044
- Battleship Grey #6B7C85 ΔE 0.045
- Dull Blue #49759C ΔE 0.047
- Stormy Blue #507B9C ΔE 0.049
Use #606E81 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.