#4D8990
Closest named color: Dusty Teal (#4C9085). oklch(59.2% 0.063 205.3), rgb(77, 137, 144).
Aa
Black text reads best on this color (5.29:1).
About this color
#4D8990 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.063 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.031 away. Black text reads best on it, at 5.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #4D8990 |
| RGB | rgb(77, 137, 144) |
| HSL | hsl(186, 30%, 43%) |
| OKLCH | oklch(59.2% 0.063 205.3) |
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 #4D8990 | 3.96:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #4D8990 | 5.29:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #4D8990 text on white | 3.96:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #4D8990 text on black | 5.29:1 | AA | Lc -34.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDE
oklch(88.4% 0.015 207.1)
-
Step 300
300
#ACC6C9
oklch(80.8% 0.028 205.1)
-
Step 400
400
#7FA9AE
oklch(70.6% 0.046 205.3)
-
Step 500
500
#5E949A
oklch(63.1% 0.058 204.7)
-
Step 600
600 (this color)
#4D8990
oklch(59.2% 0.063 205.3)
-
Step 700
700
#336A71
oklch(49% 0.059 206.4)
-
Step 800
800
#2B575C
oklch(42.7% 0.049 205.1)
-
Step 900
900
#28484B
oklch(37.8% 0.038 203.4)
-
Step 950
950
#182A2C
oklch(27% 0.024 204.7)
#4D8990 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) | #808591 | 0.062 |
| Deuteranopia (no green cones) | #757C90 | 0.058 |
| Tritanopia (no blue cones) | #2B8D8B | 0.030 |
| Achromatopsia (no color) | #808080 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D8990
#4D8990
oklch(59.2% 0.063 205.3)
- #A06F6B
#A06F6B
oklch(59.1% 0.063 24.4)
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 #4D8990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.031
- Grey Blue #647D8E ΔE 0.040
- Steel Grey #6F828A ΔE 0.040
- Teal Green #0A9396 ΔE 0.041
- Dark Cyan #008B8B ΔE 0.041
- Teal Blue #01889F ΔE 0.044
- Battleship Grey #6B7C85 ΔE 0.046
- Slate Gray #708090 ΔE 0.046
Use #4D8990 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.