#226571
Closest named color: Dark Aqua (#05696B). oklch(47% 0.068 211.7), rgb(34, 101, 113).
Aa
White text reads best on this color (6.62:1).
About this color
#226571 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.068 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.022 away. White text reads best on it, at 6.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.16:1 |
| White text | 6.62:1 |
Values
| HEX | #226571 |
| RGB | rgb(34, 101, 113) |
| HSL | hsl(189, 54%, 29%) |
| OKLCH | oklch(47% 0.068 211.7) |
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 #226571 | 6.62:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #226571 | 3.16:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #226571 text on white | 6.62:1 | AA | Lc 82.5 | Fine for body text |
| #226571 text on black | 3.16:1 | AA large text | Lc -19.4 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDE0
oklch(88.6% 0.019 209.4)
-
Step 300
300
#A9C7CD
oklch(80.9% 0.033 211.1)
-
Step 400
400
#7AAAB4
oklch(70.7% 0.053 212)
-
Step 500
500
#5595A1
oklch(63.2% 0.068 211)
-
Step 600
600
#377F8C
oklch(55.6% 0.074 211.2)
-
Step 700
700 (this color)
#226571
oklch(47% 0.068 211.7)
-
Step 800
800
#245761
oklch(42.7% 0.056 212.4)
-
Step 900
900
#23484F
oklch(37.7% 0.044 211.3)
-
Step 950
950
#152A2E
oklch(26.9% 0.028 211.1)
#226571 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) | #5B6172 | 0.063 |
| Deuteranopia (no green cones) | #505971 | 0.058 |
| Tritanopia (no blue cones) | #006A69 | 0.027 |
| Achromatopsia (no color) | #5D5D5D | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #226571
#226571
oklch(47% 0.068 211.7)
- #7D4C43
#7D4C43
oklch(47.1% 0.069 31.1)
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 #226571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.022
- Petrol #005F6A ΔE 0.028
- Dark Green Blue #1F6357 ΔE 0.042
- Deep Turquoise #017374 ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.046
- Slate #516572 ΔE 0.049
- Denim #3B638C ΔE 0.054
Use #226571 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.