#4D6D71
Closest named color: Slate (#516572). oklch(51.2% 0.037 205.7), rgb(77, 109, 113).
Aa
White text reads best on this color (5.61:1).
About this color
#4D6D71 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.037 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.025 away. White text reads best on it, at 5.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #4D6D71 |
| RGB | rgb(77, 109, 113) |
| HSL | hsl(187, 19%, 37%) |
| OKLCH | oklch(51.2% 0.037 205.7) |
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 #4D6D71 | 5.61:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #4D6D71 | 3.74:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #4D6D71 text on white | 5.61:1 | AA | Lc 78.0 | Fine for body text |
| #4D6D71 text on black | 3.74:1 | AA large text | Lc -23.7 | 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 700.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDC
oklch(88.5% 0.01 204.9)
-
Step 300
300
#B4C4C6
oklch(80.9% 0.018 205.8)
-
Step 400
400
#8CA6A9
oklch(70.6% 0.029 205.1)
-
Step 500
500
#709094
oklch(63% 0.036 205.7)
-
Step 600
600
#577A7F
oklch(55.5% 0.04 207.1)
-
Step 700
700 (this color)
#4D6D71
oklch(51.2% 0.037 205.7)
-
Step 800
800
#3B5457
oklch(42.7% 0.031 205.4)
-
Step 900
900
#334548
oklch(37.6% 0.023 208.8)
-
Step 950
950
#1E292A
oklch(27.1% 0.015 203.2)
#4D6D71 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) | #686A71 | 0.037 |
| Deuteranopia (no green cones) | #626571 | 0.036 |
| Tritanopia (no blue cones) | #40706E | 0.018 |
| Achromatopsia (no color) | #686868 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D6D71
#4D6D71
oklch(51.2% 0.037 205.7)
- #7B5F5B
#7B5F5B
oklch(51.3% 0.037 27.8)
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 #4D6D71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.025
- Dim Gray #696969 ΔE 0.039
- Metallic Blue #4F738E ΔE 0.045
- Deep Turquoise #017374 ΔE 0.050
- Deep Aqua #08787F ΔE 0.051
- Dark Aquamarine #017371 ΔE 0.051
- Battleship Gray #6C757D ΔE 0.053
- Bluegreen #017A79 ΔE 0.055
Use #4D6D71 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.