#2886B3
Closest named color: Blue NCS (#118AB2). oklch(58.7% 0.109 234.3), rgb(40, 134, 179).
Aa
Black text reads best on this color (5.15:1).
About this color
#2886B3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.109 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.014 away. Black text reads best on it, at 5.15:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.15:1 |
| White text | 4.07:1 |
Values
| HEX | #2886B3 |
| RGB | rgb(40, 134, 179) |
| HSL | hsl(199, 63%, 43%) |
| OKLCH | oklch(58.7% 0.109 234.3) |
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 #2886B3 | 4.07:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #2886B3 | 5.15:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #2886B3 text on white | 4.07:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #2886B3 text on black | 5.15:1 | AA | Lc -34.1 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DDE9
oklch(88.6% 0.027 234)
-
Step 300
300
#A3C6DC
oklch(80.8% 0.049 235.8)
-
Step 400
400
#6EA9CA
oklch(70.7% 0.078 233.9)
-
Step 500
500
#4393BD
oklch(63.1% 0.1 234.4)
-
Step 600
600 (this color)
#2886B3
oklch(58.7% 0.109 234.3)
-
Step 700
700
#076991
oklch(49.1% 0.101 234.2)
-
Step 800
800
#0E5676
oklch(42.8% 0.084 234.1)
-
Step 900
900
#17475F
oklch(37.7% 0.065 234.2)
-
Step 950
950
#0F2A38
oklch(27.1% 0.042 233.9)
#2886B3 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) | #7085B5 | 0.067 |
| Deuteranopia (no green cones) | #5D78B2 | 0.056 |
| Tritanopia (no blue cones) | #009295 | 0.068 |
| Achromatopsia (no color) | #7E7E7E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2886B3
#2886B3
oklch(58.7% 0.109 234.3)
- #AE6938
#AE6938
oklch(58.7% 0.109 54.1)
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 #2886B3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.014
- Steel Blue #4682B4 ΔE 0.023
- Cool Blue #4984B8 ΔE 0.026
- Off Blue #5684AE ΔE 0.036
- Teal Blue #01889F ΔE 0.037
- Nice Blue #107AB0 ΔE 0.038
- Water Blue #0E87CC ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.041
Use #2886B3 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.