#5B7973
Closest named color: Battleship Gray (#6C757D). oklch(55.1% 0.036 181.3), rgb(91, 121, 115).
Aa
White text reads best on this color (4.74:1).
About this color
#5B7973 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 55%, its chroma 0.036 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Gray (#6C757D), ΔE 0.033 away. White text reads best on it, at 4.74:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.42:1 |
| White text | 4.74:1 |
Values
| HEX | #5B7973 |
| RGB | rgb(91, 121, 115) |
| HSL | hsl(168, 14%, 42%) |
| OKLCH | oklch(55.1% 0.036 181.3) |
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 #5B7973 | 4.74:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #5B7973 | 4.42:1 | AA large text | Lc 31.2 | Non-text elements, placeholder text |
| #5B7973 text on white | 4.74:1 | AA | Lc 72.9 | Content text, not long reading |
| #5B7973 text on black | 4.42:1 | AA large text | Lc -28.8 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D3DBD9
oklch(88.5% 0.009 179.6)
-
Step 300
300
#B6C4C1
oklch(80.9% 0.016 181.7)
-
Step 400
400
#90A6A1
oklch(70.7% 0.026 180.3)
-
Step 500
500
#74908B
oklch(63% 0.033 183.2)
-
Step 600
600 (this color)
#5B7973
oklch(55.1% 0.036 181.3)
-
Step 700
700
#4C6762
oklch(49.1% 0.033 182.3)
-
Step 800
800
#3E5450
oklch(42.6% 0.028 182.6)
-
Step 900
900
#354542
oklch(37.5% 0.021 182.4)
-
Step 950
950
#1F2927
oklch(27.1% 0.014 181.6)
#5B7973 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) | #767573 | 0.038 |
| Deuteranopia (no green cones) | #717174 | 0.037 |
| Tritanopia (no blue cones) | #537A77 | 0.010 |
| Achromatopsia (no color) | #737373 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B7973
#5B7973
oklch(55.1% 0.036 181.3)
- #846970
#846970
oklch(54.9% 0.036 1.1)
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 #5B7973, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.033
- Battleship Grey #6B7C85 ΔE 0.037
- Grey Blue #647D8E ΔE 0.044
- Dim Gray #696969 ΔE 0.047
- Steel Grey #6F828A ΔE 0.050
- Metallic Blue #4F738E ΔE 0.053
- Medium Grey #7D7F7C ΔE 0.054
- Slate Gray #708090 ΔE 0.056
Use #5B7973 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.