#409F81
Closest named color: Ocean Green (#3D9973). oklch(63.7% 0.101 169.2), rgb(64, 159, 129).
Aa
Black text reads best on this color (6.49:1).
About this color
#409F81 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.101 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.023 away. Black text reads best on it, at 6.49:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #409F81 |
| RGB | rgb(64, 159, 129) |
| HSL | hsl(161, 43%, 44%) |
| OKLCH | oklch(63.7% 0.101 169.2) |
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 #409F81 | 3.23:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #409F81 | 6.49:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #409F81 text on white | 3.23:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #409F81 text on black | 6.49:1 | AA | Lc -42.4 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A2CBBB
oklch(80.8% 0.049 169.3)
-
Step 400
400
#6CB198
oklch(70.7% 0.08 168.9)
-
Step 500
500 (this color)
#409F81
oklch(63.7% 0.101 169.2)
-
Step 600
600
#068768
oklch(55.5% 0.11 169.2)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#025D47
oklch(42.6% 0.084 169.5)
-
Step 900
900
#134D3C
oklch(37.8% 0.066 169.3)
-
Step 950
950
#0E2D23
oklch(27% 0.042 169.1)
#409F81 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) | #9B9580 | 0.103 |
| Deuteranopia (no green cones) | #8D8B83 | 0.098 |
| Tritanopia (no blue cones) | #00A096 | 0.034 |
| Achromatopsia (no color) | #8F8F8F | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #409F81
#409F81
oklch(63.7% 0.101 169.2)
- #B97195
#B97195
oklch(63.7% 0.101 349)
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 #409F81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.023
- Persian Green #2A9D8F ΔE 0.025
- Blue Green #0F9B8E ΔE 0.033
- Grey Teal #5E9B8A ΔE 0.033
- Sea #3C9992 ΔE 0.036
- Dull Teal #5F9E8F ΔE 0.037
- Jade #1FA774 ΔE 0.038
- Dusty Teal #4C9085 ΔE 0.048
Use #409F81 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.