#2B655E
Closest named color: Dark Green Blue (#1F6357). oklch(46.6% 0.062 184.8), rgb(43, 101, 94).
Aa
White text reads best on this color (6.71:1).
About this color
#2B655E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.062 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.016 away. White text reads best on it, at 6.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #2B655E |
| RGB | rgb(43, 101, 94) |
| HSL | hsl(173, 40%, 28%) |
| OKLCH | oklch(46.6% 0.062 184.8) |
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 #2B655E | 6.71:1 | AA | Lc -88.0 | Fine for body text |
| Black text on #2B655E | 3.12:1 | AA large text | Lc 21.1 | Dividers and decoration only |
| #2B655E text on white | 6.71:1 | AA | Lc 83.0 | Fine for body text |
| #2B655E text on black | 3.12:1 | AA large text | Lc -19.0 | 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 700.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C3
oklch(80.8% 0.03 185.8)
-
Step 400
400
#7FABA4
oklch(70.7% 0.048 184.1)
-
Step 500
500
#5D968E
oklch(63.1% 0.061 184.5)
-
Step 600
600
#418078
oklch(55.5% 0.067 184.8)
-
Step 700
700 (this color)
#2B655E
oklch(46.6% 0.062 184.8)
-
Step 800
800
#2B5852
oklch(42.6% 0.051 184.3)
-
Step 900
900
#284944
oklch(37.8% 0.04 183.4)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#2B655E 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) | #60605E | 0.065 |
| Deuteranopia (no green cones) | #57595F | 0.062 |
| Tritanopia (no blue cones) | #016763 | 0.019 |
| Achromatopsia (no color) | #5C5C5C | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B655E
#2B655E
oklch(46.6% 0.062 184.8)
- #774B55
#774B55
oklch(46.6% 0.061 4.9)
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 #2B655E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.016
- Dark Aqua #05696B ΔE 0.024
- Petrol #005F6A ΔE 0.039
- Dark Aquamarine #017371 ΔE 0.045
- Deep Turquoise #017374 ΔE 0.047
- Slate #516572 ΔE 0.057
- Deep Teal #00555A ΔE 0.061
- Pine #2B5D34 ΔE 0.062
Use #2B655E 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.