#40976B
Closest named color: Ocean Green (#3D9973). oklch(61.1% 0.108 158.6), rgb(64, 151, 107).
Aa
Black text reads best on this color (5.85:1).
About this color
#40976B is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.108 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.011 away. Black text reads best on it, at 5.85:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.85:1 |
| White text | 3.58:1 |
Values
| HEX | #40976B |
| RGB | rgb(64, 151, 107) |
| HSL | hsl(150, 40%, 42%) |
| OKLCH | oklch(61.1% 0.108 158.6) |
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 #40976B | 3.58:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #40976B | 5.85:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #40976B text on white | 3.58:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #40976B text on black | 5.85:1 | AA | Lc -38.5 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD2
oklch(88.4% 0.029 158.6)
-
Step 300
300
#A5CCB4
oklch(81% 0.053 158)
-
Step 400
400
#71B18D
oklch(70.7% 0.085 158.6)
-
Step 500
500 (this color)
#40976B
oklch(61.1% 0.108 158.6)
-
Step 600
600
#1F8859
oklch(55.7% 0.118 158.6)
-
Step 700
700
#0D7349
oklch(49.1% 0.109 158.7)
-
Step 800
800
#125E3C
oklch(42.8% 0.091 158.5)
-
Step 900
900
#194D33
oklch(37.8% 0.071 158.2)
-
Step 950
950
#102D1E
oklch(27% 0.045 158.6)
#40976B 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) | #968C68 | 0.102 |
| Deuteranopia (no green cones) | #89846E | 0.097 |
| Tritanopia (no blue cones) | #20968B | 0.049 |
| Achromatopsia (no color) | #878787 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40976B
#40976B
oklch(61.1% 0.108 158.6)
- #AD6999
#AD6999
oklch(61.1% 0.107 338.6)
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 #40976B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.011
- Viridian #1E9167 ΔE 0.029
- Light Forest Green #4F9153 ΔE 0.030
- Sea Green #2E8B57 ΔE 0.044
- Slate Green #658D6D ΔE 0.045
- Jade #1FA774 ΔE 0.045
- Fern Green #548D44 ΔE 0.048
- Persian Green #2A9D8F ΔE 0.049
Use #40976B 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.