#4F9581
Closest named color: Dusty Teal (#4C9085). oklch(61.8% 0.078 173), rgb(79, 149, 129).
Aa
Black text reads best on this color (5.94:1).
About this color
#4F9581 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.078 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.018 away. Black text reads best on it, at 5.94:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #4F9581 |
| RGB | rgb(79, 149, 129) |
| HSL | hsl(163, 31%, 45%) |
| OKLCH | oklch(61.8% 0.078 173) |
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 #4F9581 | 3.53:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #4F9581 | 5.94:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #4F9581 text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #4F9581 text on black | 5.94:1 | AA | Lc -38.9 | 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 500.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CCDED8
oklch(88.5% 0.021 173.9)
-
Step 300
300
#A9C9BE
oklch(80.9% 0.038 172.5)
-
Step 400
400
#79AD9D
oklch(70.6% 0.06 173.4)
-
Step 500
500 (this color)
#4F9581
oklch(61.8% 0.078 173)
-
Step 600
600
#34836E
oklch(55.5% 0.084 172.8)
-
Step 700
700
#256F5C
oklch(49.1% 0.079 172.7)
-
Step 800
800
#215B4B
oklch(42.8% 0.066 171.9)
-
Step 900
900
#214A3F
oklch(37.6% 0.05 173.7)
-
Step 950
950
#142C25
oklch(27.1% 0.033 172.8)
#4F9581 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) | #918D80 | 0.081 |
| Deuteranopia (no green cones) | #868582 | 0.077 |
| Tritanopia (no blue cones) | #35968F | 0.025 |
| Achromatopsia (no color) | #888888 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F9581
#4F9581
oklch(61.8% 0.078 173)
- #AB728A
#AB728A
oklch(61.9% 0.078 352.7)
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 #4F9581, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.018
- Sea #3C9992 ΔE 0.025
- Grey Teal #5E9B8A ΔE 0.026
- Persian Green #2A9D8F ΔE 0.031
- Ocean Green #3D9973 ΔE 0.032
- Slate Green #658D6D ΔE 0.034
- Blue Green #0F9B8E ΔE 0.035
- Dull Teal #5F9E8F ΔE 0.036
Use #4F9581 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.