#408E89
Closest named color: Dusty Teal (#4C9085). oklch(59.7% 0.077 189.6), rgb(64, 142, 137).
Aa
Black text reads best on this color (5.44:1).
About this color
#408E89 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.077 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.014 away. Black text reads best on it, at 5.44:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #408E89 |
| RGB | rgb(64, 142, 137) |
| HSL | hsl(176, 38%, 40%) |
| OKLCH | oklch(59.7% 0.077 189.6) |
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 #408E89 | 3.85:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #408E89 | 5.44:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #408E89 text on white | 3.85:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #408E89 text on black | 5.44:1 | AA | Lc -35.8 | 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 500.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300
#A6C9C6
oklch(81% 0.038 190)
-
Step 400
400
#74ADA9
oklch(70.7% 0.06 190.3)
-
Step 500
500 (this color)
#408E89
oklch(59.7% 0.077 189.6)
-
Step 600
600
#28837E
oklch(55.6% 0.084 189.7)
-
Step 700
700
#186F6A
oklch(49.2% 0.078 189.1)
-
Step 800
800
#185A57
oklch(42.7% 0.064 190.6)
-
Step 900
900
#1C4A47
oklch(37.6% 0.05 189.4)
-
Step 950
950
#122B2A
oklch(26.9% 0.031 192.1)
#408E89 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) | #878789 | 0.082 |
| Deuteranopia (no green cones) | #7A7E8A | 0.077 |
| Tritanopia (no blue cones) | #00918C | 0.025 |
| Achromatopsia (no color) | #828282 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #408E89
#408E89
oklch(59.7% 0.077 189.6)
- #A76C75
#A76C75
oklch(59.7% 0.076 9.7)
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 #408E89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.014
- Teal Green #0A9396 ΔE 0.027
- Dark Cyan #008B8B ΔE 0.030
- Sea #3C9992 ΔE 0.031
- Blue Green #0F9B8E ΔE 0.040
- Persian Green #2A9D8F ΔE 0.043
- Slate Green #658D6D ΔE 0.050
- Teal Blue #01889F ΔE 0.050
Use #408E89 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.