#5D7181
Closest named color: Metallic Blue (#4F738E). oklch(53.8% 0.035 242.5), rgb(93, 113, 129).
Aa
White text reads best on this color (5.06:1).
About this color
#5D7181 is a medium-dark, muted blue. In OKLCH its lightness is 54%, its chroma 0.035 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.024 away. White text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #5D7181 |
| RGB | rgb(93, 113, 129) |
| HSL | hsl(207, 16%, 44%) |
| OKLCH | oklch(53.8% 0.035 242.5) |
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 #5D7181 | 5.06:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #5D7181 | 4.14:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #5D7181 text on white | 5.06:1 | AA | Lc 75.0 | Content text, not long reading |
| #5D7181 text on black | 4.14:1 | AA large text | Lc -26.7 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D4DADE
oklch(88.5% 0.009 236.6)
-
Step 300
300
#B8C2CA
oklch(80.9% 0.016 241.8)
-
Step 400
400
#94A3AF
oklch(70.8% 0.024 242)
-
Step 500
500
#798C9C
oklch(63.1% 0.033 243.7)
-
Step 600
600 (this color)
#5D7181
oklch(53.8% 0.035 242.5)
-
Step 700
700
#516372
oklch(49% 0.033 243.6)
-
Step 800
800
#42515D
oklch(42.7% 0.028 242.5)
-
Step 900
900
#38434C
oklch(37.7% 0.021 243)
-
Step 950
950
#21272C
oklch(26.9% 0.013 243.3)
#5D7181 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) | #6A7182 | 0.018 |
| Deuteranopia (no green cones) | #666D81 | 0.016 |
| Tritanopia (no blue cones) | #537576 | 0.028 |
| Achromatopsia (no color) | #6E6E6E | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D7181
#5D7181
oklch(53.8% 0.035 242.5)
- #7D6A5A
#7D6A5A
oklch(53.8% 0.034 62.1)
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 #5D7181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.024
- Battleship Gray #6C757D ΔE 0.026
- Grey Blue #647D8E ΔE 0.038
- Dim Gray #696969 ΔE 0.039
- Battleship Grey #6B7C85 ΔE 0.039
- Slate #516572 ΔE 0.043
- Stormy Blue #507B9C ΔE 0.044
- Dull Blue #49759C ΔE 0.045
Use #5D7181 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.