#2B6E83
Closest named color: Sea Blue (#047495). oklch(50.5% 0.074 222), rgb(43, 110, 131).
Aa
White text reads best on this color (5.73:1).
About this color
#2B6E83 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.074 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.031 away. White text reads best on it, at 5.73:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.66:1 |
| White text | 5.73:1 |
Values
| HEX | #2B6E83 |
| RGB | rgb(43, 110, 131) |
| HSL | hsl(194, 51%, 34%) |
| OKLCH | oklch(50.5% 0.074 222) |
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 #2B6E83 | 5.73:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #2B6E83 | 3.66:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #2B6E83 text on white | 5.73:1 | AA | Lc 78.5 | Fine for body text |
| #2B6E83 text on black | 3.66:1 | AA large text | Lc -23.3 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#A8C6D1
oklch(80.8% 0.036 222)
-
Step 400
400
#78A9BA
oklch(70.6% 0.058 221.5)
-
Step 500
500
#5394A9
oklch(63.1% 0.074 221)
-
Step 600
600
#357E95
oklch(55.7% 0.08 221.8)
-
Step 700
700 (this color)
#2B6E83
oklch(50.5% 0.074 222)
-
Step 800
800
#225667
oklch(42.6% 0.061 222.7)
-
Step 900
900
#224754
oklch(37.6% 0.048 223.3)
-
Step 950
950
#152A31
oklch(27.1% 0.03 221.5)
#2B6E83 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) | #626B84 | 0.061 |
| Deuteranopia (no green cones) | #556283 | 0.054 |
| Tritanopia (no blue cones) | #007575 | 0.040 |
| Achromatopsia (no color) | #666666 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6E83
#2B6E83
oklch(50.5% 0.074 222)
- #895642
#895642
oklch(50.5% 0.075 42.1)
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 #2B6E83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.031
- Deep Aqua #08787F ΔE 0.035
- Deep Turquoise #017374 ΔE 0.038
- Ocean #017B92 ΔE 0.040
- Ocean Blue #03719C ΔE 0.040
- Denim #3B638C ΔE 0.042
- Dark Aquamarine #017371 ΔE 0.042
- Metallic Blue #4F738E ΔE 0.044
Use #2B6E83 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.