#4D6D79
Closest named color: Slate (#516572). oklch(51.5% 0.041 223.2), rgb(77, 109, 121).
Aa
White text reads best on this color (5.55:1).
About this color
#4D6D79 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.041 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.023 away. White text reads best on it, at 5.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.77:1 |
| White text | 5.55:1 |
Values
| HEX | #4D6D79 |
| RGB | rgb(77, 109, 121) |
| HSL | hsl(196, 22%, 39%) |
| OKLCH | oklch(51.5% 0.041 223.2) |
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 #4D6D79 | 5.55:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #4D6D79 | 3.77:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #4D6D79 text on white | 5.55:1 | AA | Lc 77.7 | Fine for body text |
| #4D6D79 text on black | 3.77:1 | AA large text | Lc -24.0 | 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 700.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D2DBDE
oklch(88.5% 0.011 219.6)
-
Step 300
300
#B3C4CA
oklch(80.9% 0.02 220.9)
-
Step 400
400
#8CA5AF
oklch(70.6% 0.031 224)
-
Step 500
500
#6F8F9C
oklch(63% 0.041 224.7)
-
Step 600
600
#567987
oklch(55.5% 0.045 224.7)
-
Step 700
700 (this color)
#4D6D79
oklch(51.5% 0.041 223.2)
-
Step 800
800
#3A535D
oklch(42.6% 0.035 224.7)
-
Step 900
900
#32454C
oklch(37.7% 0.027 222.6)
-
Step 950
950
#1E282D
oklch(27% 0.017 229.8)
#4D6D79 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) | #666B7A | 0.034 |
| Deuteranopia (no green cones) | #5F6679 | 0.030 |
| Tritanopia (no blue cones) | #3D7171 | 0.027 |
| Achromatopsia (no color) | #686868 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D6D79
#4D6D79
oklch(51.5% 0.041 223.2)
- #7D6054
#7D6054
oklch(51.5% 0.042 43.6)
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 #4D6D79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.023
- Metallic Blue #4F738E ΔE 0.034
- Dim Gray #696969 ΔE 0.042
- Battleship Gray #6C757D ΔE 0.051
- Deep Aqua #08787F ΔE 0.051
- Deep Turquoise #017374 ΔE 0.054
- Denim #3B638C ΔE 0.054
- Dull Blue #49759C ΔE 0.054
Use #4D6D79 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.