#2B6451
Closest named color: Dark Green Blue (#1F6357). oklch(45.9% 0.068 168.8), rgb(43, 100, 81).
Aa
White text reads best on this color (6.89:1).
About this color
#2B6451 is a medium-dark, muted green. In OKLCH its lightness is 46%, its chroma 0.068 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.013 away. White text reads best on it, at 6.89:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.04:1 |
| White text | 6.89:1 |
Values
| HEX | #2B6451 |
| RGB | rgb(43, 100, 81) |
| HSL | hsl(160, 40%, 28%) |
| OKLCH | oklch(45.9% 0.068 168.8) |
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 #2B6451 | 6.89:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #2B6451 | 3.04:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #2B6451 text on white | 6.89:1 | AA | Lc 83.7 | Fine for body text |
| #2B6451 text on black | 3.04:1 | AA large text | Lc -18.3 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD7
oklch(88.5% 0.018 170)
-
Step 300
300
#ADC8BD
oklch(80.9% 0.033 169)
-
Step 400
400
#80AC9B
oklch(70.8% 0.054 169)
-
Step 500
500
#5F9782
oklch(63.1% 0.068 168.4)
-
Step 600
600
#43816C
oklch(55.5% 0.073 169.4)
-
Step 700
700 (this color)
#2B6451
oklch(45.9% 0.068 168.8)
-
Step 800
800
#2C5949
oklch(42.7% 0.057 168.3)
-
Step 900
900
#29493D
oklch(37.7% 0.044 168.1)
-
Step 950
950
#182B24
oklch(27% 0.028 168.9)
#2B6451 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) | #625E50 | 0.070 |
| Deuteranopia (no green cones) | #595752 | 0.067 |
| Tritanopia (no blue cones) | #12655F | 0.024 |
| Achromatopsia (no color) | #5A5A5A | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6451
#2B6451
oklch(45.9% 0.068 168.8)
- #74485E
#74485E
oklch(45.9% 0.067 348.7)
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 #2B6451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.013
- Dark Aqua #05696B ΔE 0.040
- Pine #2B5D34 ΔE 0.043
- Spruce #0A5F38 ΔE 0.047
- Petrol #005F6A ΔE 0.052
- Dark Aquamarine #017371 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.060
- Deep Teal #00555A ΔE 0.063
Use #2B6451 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.