#2369B2
Closest named color: Mid Blue (#276AB3). oklch(51.6% 0.134 252.9), rgb(35, 105, 178).
Aa
White text reads best on this color (5.62:1).
About this color
#2369B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.134 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.004 away. White text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #2369B2 |
| RGB | rgb(35, 105, 178) |
| HSL | hsl(211, 67%, 42%) |
| OKLCH | oklch(51.6% 0.134 252.9) |
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 #2369B2 | 5.62:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #2369B2 | 3.73:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #2369B2 text on white | 5.62:1 | AA | Lc 77.7 | Fine for body text |
| #2369B2 text on black | 3.73:1 | AA large text | Lc -24.1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300
#A3C4EA
oklch(80.9% 0.065 252.2)
-
Step 400
400
#71A4E0
oklch(70.7% 0.104 253.2)
-
Step 500
500
#498CD7
oklch(63.1% 0.133 252.9)
-
Step 600
600
#2875C5
oklch(55.7% 0.144 252.8)
-
Step 700
700 (this color)
#2369B2
oklch(51.6% 0.134 252.9)
-
Step 800
800
#19508A
oklch(42.8% 0.112 253)
-
Step 900
900
#1B436E
oklch(37.7% 0.086 252.5)
-
Step 950
950
#112740
oklch(26.9% 0.055 253.1)
#2369B2 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) | #456EB5 | 0.034 |
| Deuteranopia (no green cones) | #2D61B1 | 0.022 |
| Tritanopia (no blue cones) | #007A85 | 0.099 |
| Achromatopsia (no color) | #676767 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2369B2
#2369B2
oklch(51.6% 0.134 252.9)
- #8D5C00
#8D5C00
oklch(51.6% 0.11 73.2)
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 #2369B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.004
- French Blue #436BAD ΔE 0.029
- Flat Blue #3C73A8 ΔE 0.042
- Muted Blue #3B719F ΔE 0.046
- Ocean Blue #03719C ΔE 0.048
- Nice Blue #107AB0 ΔE 0.049
- Windows Blue #3778BF ΔE 0.049
- Peacock Blue #016795 ΔE 0.050
Use #2369B2 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.