#056871
Closest named color: Dark Aqua (#05696B). oklch(47.3% 0.08 205.4), rgb(5, 104, 113).
Aa
White text reads best on this color (6.51:1).
About this color
#056871 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.080 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.011 away. White text reads best on it, at 6.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.22:1 |
| White text | 6.51:1 |
Values
| HEX | #056871 |
| RGB | rgb(5, 104, 113) |
| HSL | hsl(185, 92%, 23%) |
| OKLCH | oklch(47.3% 0.08 205.4) |
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 #056871 | 6.51:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #056871 | 3.22:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #056871 text on white | 6.51:1 | AA | Lc 81.8 | Fine for body text |
| #056871 text on black | 3.22:1 | AA large text | Lc -20.1 | 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
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADDE0
oklch(88.4% 0.021 208.1)
-
Step 300
300
#A5C8CD
oklch(80.9% 0.038 207)
-
Step 400
400
#72ACB3
oklch(70.7% 0.061 205.5)
-
Step 500
500
#4897A0
oklch(63% 0.078 205.3)
-
Step 600
600
#22818B
oklch(55.5% 0.085 205.5)
-
Step 700
700 (this color)
#056871
oklch(47.3% 0.08 205.4)
-
Step 800
800
#145960
oklch(42.6% 0.066 205.2)
-
Step 900
900
#1A494F
oklch(37.6% 0.051 206.8)
-
Step 950
950
#112B2E
oklch(27% 0.032 205.4)
#056871 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) | #5E6372 | 0.078 |
| Deuteranopia (no green cones) | #515A71 | 0.071 |
| Tritanopia (no blue cones) | #006D6B | 0.021 |
| Achromatopsia (no color) | #5E5E5E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #056871
#056871
oklch(47.3% 0.08 205.4)
- #834944
#834944
oklch(47.3% 0.08 25.7)
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 #056871, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.011
- Petrol #005F6A ΔE 0.029
- Deep Turquoise #017374 ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.035
- Dark Green Blue #1F6357 ΔE 0.040
- Deep Aqua #08787F ΔE 0.050
- Bluegreen #017A79 ΔE 0.055
- Slate #516572 ΔE 0.059
Use #056871 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.