#5D7F8A
Closest named color: Grey Blue (#647D8E). oklch(57.5% 0.042 219.8), rgb(93, 127, 138).
Aa
Black text reads best on this color (4.86:1).
About this color
#5D7F8A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 57%, its chroma 0.042 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.013 away. Black text reads best on it, at 4.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.86:1 |
| White text | 4.31:1 |
Values
| HEX | #5D7F8A |
| RGB | rgb(93, 127, 138) |
| HSL | hsl(195, 19%, 45%) |
| OKLCH | oklch(57.5% 0.042 219.8) |
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 #5D7F8A | 4.31:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #5D7F8A | 4.86:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #5D7F8A text on white | 4.31:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #5D7F8A text on black | 4.86:1 | AA | Lc -31.8 | Non-text elements, placeholder text |
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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDE
oklch(88.5% 0.011 219.6)
-
Step 300
300
#B4C4C9
oklch(81% 0.019 218.4)
-
Step 400
400
#8DA5AE
oklch(70.6% 0.03 222.5)
-
Step 500
500
#708F9A
oklch(63% 0.039 221.6)
-
Step 600
600 (this color)
#5D7F8A
oklch(57.5% 0.042 219.8)
-
Step 700
700
#486670
oklch(49.1% 0.038 220.6)
-
Step 800
800
#3B535B
oklch(42.6% 0.032 220.5)
-
Step 900
900
#33454B
oklch(37.7% 0.025 220.3)
-
Step 950
950
#1E282C
oklch(26.9% 0.016 224.2)
#5D7F8A 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) | #787D8B | 0.036 |
| Deuteranopia (no green cones) | #71778A | 0.033 |
| Tritanopia (no blue cones) | #4E8382 | 0.026 |
| Achromatopsia (no color) | #7A7A7A | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D7F8A
#5D7F8A
oklch(57.5% 0.042 219.8)
- #8F7166
#8F7166
oklch(57.5% 0.042 41.1)
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 #5D7F8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.013
- Battleship Grey #6B7C85 ΔE 0.019
- Steel Grey #6F828A ΔE 0.026
- Slate Gray #708090 ΔE 0.027
- Battleship Gray #6C757D ΔE 0.033
- Stormy Blue #507B9C ΔE 0.037
- Steel #738595 ΔE 0.038
- Cerulean #457B9D ΔE 0.043
Use #5D7F8A 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.