#225447
Closest named color: Dark Blue Green (#005249). oklch(40.7% 0.059 173.7), rgb(34, 84, 71).
Aa
White text reads best on this color (8.65:1).
About this color
#225447 is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.059 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.021 away. White text reads best on it, at 8.65:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #225447 |
| RGB | rgb(34, 84, 71) |
| HSL | hsl(164, 42%, 23%) |
| OKLCH | oklch(40.7% 0.059 173.7) |
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 #225447 | 8.65:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #225447 | 2.42:1 | Fails | Lc 14.5 | Not readable |
| #225447 text on white | 8.65:1 | AAA | Lc 89.5 | Fine for body text |
| #225447 text on black | 2.42:1 | Fails | Lc -12.7 | Not readable |
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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CDDDD8
oklch(88.4% 0.018 175.3)
-
Step 300
300
#ABC8BF
oklch(80.9% 0.034 174.7)
-
Step 400
400
#7DAC9E
oklch(70.7% 0.054 174.3)
-
Step 500
500
#5A9886
oklch(63.2% 0.07 173.4)
-
Step 600
600
#3D8270
oklch(55.6% 0.076 174.1)
-
Step 700
700
#2E6E5D
oklch(49.1% 0.072 173.2)
-
Step 800
800 (this color)
#225447
oklch(40.7% 0.059 173.7)
-
Step 900
900
#254A40
oklch(37.8% 0.046 174.2)
-
Step 950
950
#172B25
oklch(27% 0.028 173)
#225447 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) | #514F46 | 0.060 |
| Deuteranopia (no green cones) | #4A4948 | 0.059 |
| Tritanopia (no blue cones) | #075550 | 0.018 |
| Achromatopsia (no color) | #4C4C4C | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #225447
#225447
oklch(40.7% 0.059 173.7)
- #633C4C
#633C4C
oklch(40.8% 0.059 353.9)
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 #225447, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.028
- Deep Teal #00555A ΔE 0.033
- Dark Teal #014D4E ΔE 0.036
- Dark Green Blue #1F6357 ΔE 0.048
- Pine #2B5D34 ΔE 0.049
- Spruce #0A5F38 ΔE 0.051
- Charcoal #264653 ΔE 0.057
Use #225447 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.