#2B6BA3
Closest named color: Muted Blue (#3B719F). oklch(51.4% 0.11 248.3), rgb(43, 107, 163).
Aa
White text reads best on this color (5.62:1).
About this color
#2B6BA3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.110 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.025 away. White text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #2B6BA3 |
| RGB | rgb(43, 107, 163) |
| HSL | hsl(208, 58%, 40%) |
| OKLCH | oklch(51.4% 0.11 248.3) |
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 #2B6BA3 | 5.62:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #2B6BA3 | 3.73:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #2B6BA3 text on white | 5.62:1 | AA | Lc 77.8 | Fine for body text |
| #2B6BA3 text on black | 3.73:1 | AA large text | Lc -24.0 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADBEC
oklch(88.4% 0.03 248.2)
-
Step 300
300
#A6C4E2
oklch(80.8% 0.054 248.5)
-
Step 400
400
#76A5D4
oklch(70.6% 0.086 249.1)
-
Step 500
500
#508EC8
oklch(63% 0.109 248.5)
-
Step 600
600
#3278B5
oklch(55.7% 0.118 248.1)
-
Step 700
700 (this color)
#2B6BA3
oklch(51.4% 0.11 248.3)
-
Step 800
800
#1F527E
oklch(42.7% 0.091 248)
-
Step 900
900
#204465
oklch(37.7% 0.07 248.4)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#2B6BA3 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) | #526EA5 | 0.041 |
| Deuteranopia (no green cones) | #4062A2 | 0.029 |
| Tritanopia (no blue cones) | #00787F | 0.081 |
| Achromatopsia (no color) | #676767 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6BA3
#2B6BA3
oklch(51.4% 0.11 248.3)
- #905907
#905907
oklch(51.4% 0.11 67.9)
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 #2B6BA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.025
- Mid Blue #276AB3 ΔE 0.026
- Ocean Blue #03719C ΔE 0.027
- French Blue #436BAD ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.030
- Peacock Blue #016795 ΔE 0.033
- Denim #3B638C ΔE 0.039
- Sea Blue #047495 ΔE 0.042
Use #2B6BA3 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.