#2B6777
Closest named color: Dark Aqua (#05696B). oklch(48.1% 0.066 218.1), rgb(43, 103, 119).
Aa
White text reads best on this color (6.34:1).
About this color
#2B6777 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.066 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.031 away. White text reads best on it, at 6.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.30:1 |
| White text | 6.34:1 |
Values
| HEX | #2B6777 |
| RGB | rgb(43, 103, 119) |
| HSL | hsl(193, 47%, 32%) |
| OKLCH | oklch(48.1% 0.066 218.1) |
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 #2B6777 | 6.34:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #2B6777 | 3.30:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #2B6777 text on white | 6.34:1 | AA | Lc 81.4 | Fine for body text |
| #2B6777 text on black | 3.30:1 | AA large text | Lc -20.5 | 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
#E3EBEE
oklch(93.5% 0.009 222.1)
-
Step 200
200
#CDDCE1
oklch(88.5% 0.018 219.7)
-
Step 300
300
#AAC6CF
oklch(80.9% 0.033 219.2)
-
Step 400
400
#7CA9B6
oklch(70.7% 0.052 217.5)
-
Step 500
500
#5993A4
oklch(63% 0.066 218.6)
-
Step 600
600
#3D7D8F
oklch(55.5% 0.071 218.6)
-
Step 700
700 (this color)
#2B6777
oklch(48.1% 0.066 218.1)
-
Step 800
800
#275663
oklch(42.6% 0.055 218.4)
-
Step 900
900
#254751
oklch(37.7% 0.043 219)
-
Step 950
950
#162A2F
oklch(27% 0.027 215.5)
#2B6777 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) | #5D6478 | 0.058 |
| Deuteranopia (no green cones) | #525C77 | 0.052 |
| Tritanopia (no blue cones) | #006D6C | 0.035 |
| Achromatopsia (no color) | #5F5F5F | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6777
#2B6777
oklch(48.1% 0.066 218.1)
- #7F5142
#7F5142
oklch(48.3% 0.067 38.8)
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 #2B6777, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.031
- Slate #516572 ΔE 0.040
- Petrol #005F6A ΔE 0.040
- Deep Turquoise #017374 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.043
- Denim #3B638C ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.044
- Deep Aqua #08787F ΔE 0.050
Use #2B6777 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.