#2368B5
Closest named color: Mid Blue (#276AB3). oklch(51.6% 0.139 254.1), rgb(35, 104, 181).
Aa
White text reads best on this color (5.64:1).
About this color
#2368B5 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.139 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.008 away. White text reads best on it, at 5.64:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #2368B5 |
| RGB | rgb(35, 104, 181) |
| HSL | hsl(212, 68%, 42%) |
| OKLCH | oklch(51.6% 0.139 254.1) |
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 #2368B5 | 5.64:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #2368B5 | 3.71:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #2368B5 text on white | 5.64:1 | AA | Lc 77.8 | Fine for body text |
| #2368B5 text on black | 3.71:1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A3C4EC
oklch(81% 0.067 253.5)
-
Step 400
400
#70A4E3
oklch(70.8% 0.108 253.9)
-
Step 500
500
#498BDA
oklch(63% 0.137 254.3)
-
Step 600
600
#2874C8
oklch(55.7% 0.149 254)
-
Step 700
700 (this color)
#2368B5
oklch(51.6% 0.139 254.1)
-
Step 800
800
#194F8C
oklch(42.7% 0.115 254.3)
-
Step 900
900
#1B4270
oklch(37.6% 0.091 254.4)
-
Step 950
950
#112741
oklch(26.9% 0.056 253.9)
#2368B5 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) | #416EB8 | 0.032 |
| Deuteranopia (no green cones) | #2761B3 | 0.019 |
| Tritanopia (no blue cones) | #007A85 | 0.105 |
| Achromatopsia (no color) | #676767 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2368B5
#2368B5
oklch(51.6% 0.139 254.1)
- #8C5C00
#8C5C00
oklch(51.4% 0.109 73.9)
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 #2368B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.008
- French Blue #436BAD ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.047
- Windows Blue #3778BF ΔE 0.050
- Muted Blue #3B719F ΔE 0.052
- Nice Blue #107AB0 ΔE 0.053
- Ocean Blue #03719C ΔE 0.053
- Peacock Blue #016795 ΔE 0.055
Use #2368B5 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.