#2A6B75
Closest named color: Dark Aqua (#05696B). oklch(49.1% 0.067 209.1), rgb(42, 107, 117).
Aa
White text reads best on this color (6.07:1).
About this color
#2A6B75 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.067 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.026 away. White text reads best on it, at 6.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #2A6B75 |
| RGB | rgb(42, 107, 117) |
| HSL | hsl(188, 47%, 31%) |
| OKLCH | oklch(49.1% 0.067 209.1) |
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 #2A6B75 | 6.07:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #2A6B75 | 3.45:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #2A6B75 text on white | 6.07:1 | AA | Lc 80.1 | Fine for body text |
| #2A6B75 text on black | 3.45:1 | AA large text | Lc -21.7 | 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
#CCDDDF
oklch(88.5% 0.018 205.3)
-
Step 300
300
#A9C7CC
oklch(80.9% 0.033 208.8)
-
Step 400
400
#7BAAB2
oklch(70.7% 0.051 209.1)
-
Step 500
500
#56959F
oklch(63.1% 0.067 208.7)
-
Step 600
600
#397F8A
oklch(55.6% 0.072 209.1)
-
Step 700
700 (this color)
#2A6B75
oklch(49.1% 0.067 209.1)
-
Step 800
800
#25575F
oklch(42.6% 0.055 209.3)
-
Step 900
900
#23484E
oklch(37.7% 0.043 209.1)
-
Step 950
950
#152A2E
oklch(26.9% 0.028 211.1)
#2A6B75 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) | #626776 | 0.064 |
| Deuteranopia (no green cones) | #575F75 | 0.058 |
| Tritanopia (no blue cones) | #00706E | 0.028 |
| Achromatopsia (no color) | #626262 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A6B75
#2A6B75
oklch(49.1% 0.067 209.1)
- #82524A
#82524A
oklch(49% 0.066 30)
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 #2A6B75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.026
- Deep Turquoise #017374 ΔE 0.029
- Dark Aquamarine #017371 ΔE 0.031
- Deep Aqua #08787F ΔE 0.039
- Slate #516572 ΔE 0.042
- Bluegreen #017A79 ΔE 0.046
- Petrol #005F6A ΔE 0.047
- Sea Blue #047495 ΔE 0.051
Use #2A6B75 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.