#366156
Closest named color: Dark Green Blue (#1F6357). oklch(45.8% 0.052 175.6), rgb(54, 97, 86).
Aa
White text reads best on this color (6.99:1).
About this color
#366156 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.052 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.019 away. White text reads best on it, at 6.99:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.00:1 |
| White text | 6.99:1 |
Values
| HEX | #366156 |
| RGB | rgb(54, 97, 86) |
| HSL | hsl(165, 28%, 30%) |
| OKLCH | oklch(45.8% 0.052 175.6) |
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 #366156 | 6.99:1 | AA | Lc -89.1 | Fine for body text |
| Black text on #366156 | 3.00:1 | AA large text | Lc 19.9 | Dividers and decoration only |
| #366156 text on white | 6.99:1 | AA | Lc 84.1 | Fine for body text |
| #366156 text on black | 3.00:1 | AA large text | Lc -17.8 | Dividers and decoration only |
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 800.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ADC7C0
oklch(80.8% 0.03 177.5)
-
Step 400
400
#81AB9F
oklch(70.7% 0.049 175.4)
-
Step 500
500
#609688
oklch(63.1% 0.061 176)
-
Step 600
600
#458071
oklch(55.5% 0.067 175.4)
-
Step 700
700
#366C5F
oklch(49% 0.062 176)
-
Step 800
800 (this color)
#366156
oklch(45.8% 0.052 175.6)
-
Step 900
900
#294941
oklch(37.8% 0.041 176.2)
-
Step 950
950
#192B26
oklch(27.2% 0.026 174.9)
#366156 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) | #5E5C56 | 0.054 |
| Deuteranopia (no green cones) | #575757 | 0.052 |
| Tritanopia (no blue cones) | #27625E | 0.016 |
| Achromatopsia (no color) | #595959 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #366156
#366156
oklch(45.8% 0.052 175.6)
- #6F4B58
#6F4B58
oklch(45.7% 0.052 356)
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 #366156, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.019
- Dark Aqua #05696B ΔE 0.040
- Petrol #005F6A ΔE 0.045
- Pine #2B5D34 ΔE 0.054
- Deep Teal #00555A ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.059
- Slate #516572 ΔE 0.059
- Dark Aquamarine #017371 ΔE 0.060
Use #366156 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.