#2B6DB0
Closest named color: Mid Blue (#276AB3). oklch(52.6% 0.125 251.7), rgb(43, 109, 176).
Aa
White text reads best on this color (5.36:1).
About this color
#2B6DB0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.125 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.011 away. White text reads best on it, at 5.36:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #2B6DB0 |
| RGB | rgb(43, 109, 176) |
| HSL | hsl(210, 61%, 43%) |
| OKLCH | oklch(52.6% 0.125 251.7) |
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 #2B6DB0 | 5.36:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #2B6DB0 | 3.91:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #2B6DB0 text on white | 5.36:1 | AA | Lc 76.4 | Fine for body text |
| #2B6DB0 text on black | 3.91:1 | AA large text | Lc -25.4 | 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 600.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CBDBEE
oklch(88.5% 0.031 252.7)
-
Step 300
300
#A7C4E5
oklch(81% 0.056 251.8)
-
Step 400
400
#77A4D7
oklch(70.6% 0.09 252.2)
-
Step 500
500
#528DCD
oklch(63.1% 0.115 251.8)
-
Step 600
600 (this color)
#2B6DB0
oklch(52.6% 0.125 251.7)
-
Step 700
700
#2763A0
oklch(49.2% 0.116 251.7)
-
Step 800
800
#225182
oklch(42.8% 0.096 251.9)
-
Step 900
900
#214368
oklch(37.6% 0.075 252.2)
-
Step 950
950
#14283D
oklch(27.1% 0.047 251)
#2B6DB0 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) | #4E71B3 | 0.037 |
| Deuteranopia (no green cones) | #3965AF | 0.023 |
| Tritanopia (no blue cones) | #007D86 | 0.094 |
| Achromatopsia (no color) | #6B6B6B | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6DB0
#2B6DB0
oklch(52.6% 0.125 251.7)
- #925E00
#925E00
oklch(52.6% 0.113 72)
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 #2B6DB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.011
- French Blue #436BAD ΔE 0.021
- Flat Blue #3C73A8 ΔE 0.028
- Muted Blue #3B719F ΔE 0.034
- Nice Blue #107AB0 ΔE 0.037
- Windows Blue #3778BF ΔE 0.039
- Ocean Blue #03719C ΔE 0.041
- Peacock Blue #016795 ΔE 0.051
Use #2B6DB0 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.