#00656A
Closest named color: Dark Aqua (#05696B). oklch(46.1% 0.078 200.7), rgb(0, 101, 106).
Aa
White text reads best on this color (6.84:1).
About this color
#00656A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 46%, its chroma 0.078 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.013 away. White text reads best on it, at 6.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.06:1 |
| White text | 6.84:1 |
Values
| HEX | #00656A |
| RGB | rgb(0, 101, 106) |
| HSL | hsl(183, 100%, 21%) |
| OKLCH | oklch(46.1% 0.078 200.7) |
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 #00656A | 6.84:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #00656A | 3.06:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #00656A text on white | 6.84:1 | AA | Lc 83.1 | Fine for body text |
| #00656A text on black | 3.06:1 | AA large text | Lc -18.8 | 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
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CA
oklch(80.8% 0.037 200.7)
-
Step 400
400
#72ACB0
oklch(70.6% 0.061 201.4)
-
Step 500
500
#49989C
oklch(63.2% 0.078 199.8)
-
Step 600
600
#248287
oklch(55.6% 0.084 200.3)
-
Step 700
700 (this color)
#00656A
oklch(46.1% 0.078 200.7)
-
Step 800
800
#16595D
oklch(42.6% 0.064 200.9)
-
Step 900
900
#1B4A4C
oklch(37.8% 0.051 199.1)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#00656A 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) | #5C606A | 0.079 |
| Deuteranopia (no green cones) | #4F576A | 0.072 |
| Tritanopia (no blue cones) | #006966 | 0.016 |
| Achromatopsia (no color) | #5B5B5B | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00656A
#00656A
oklch(46.1% 0.078 200.7)
- #7E4545
#7E4545
oklch(45.9% 0.079 20.6)
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 #00656A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.013
- Petrol #005F6A ΔE 0.020
- Dark Green Blue #1F6357 ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.044
- Deep Turquoise #017374 ΔE 0.044
- Deep Teal #00555A ΔE 0.052
- Deep Aqua #08787F ΔE 0.062
- YInMn Blue #415A77 ΔE 0.062
Use #00656A 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.