#336DC7
Closest named color: Mid Blue (#276AB3). oklch(54.4% 0.153 259), rgb(51, 109, 199).
Aa
White text reads best on this color (5.05:1).
About this color
#336DC7 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.153 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.034 away. White text reads best on it, at 5.05:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #336DC7 |
| RGB | rgb(51, 109, 199) |
| HSL | hsl(216, 59%, 49%) |
| OKLCH | oklch(54.4% 0.153 259) |
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 #336DC7 | 5.05:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #336DC7 | 4.15:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #336DC7 text on white | 5.05:1 | AA | Lc 74.5 | Content text, not long reading |
| #336DC7 text on black | 4.15:1 | AA large text | Lc -27.2 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CADAF3
oklch(88.4% 0.039 259.3)
-
Step 300
300
#A6C2EE
oklch(80.9% 0.07 259.3)
-
Step 400
400
#76A2E5
oklch(70.8% 0.11 258.6)
-
Step 500
500
#5389DD
oklch(63.2% 0.14 258.9)
-
Step 600
600 (this color)
#336DC7
oklch(54.4% 0.153 259)
-
Step 700
700
#295EB0
oklch(49.2% 0.142 259)
-
Step 800
800
#234D8E
oklch(42.7% 0.118 259)
-
Step 900
900
#224172
oklch(37.8% 0.092 259.2)
-
Step 950
950
#142642
oklch(26.9% 0.058 258.9)
#336DC7 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) | #3F76CA | 0.028 |
| Deuteranopia (no green cones) | #1F68C5 | 0.021 |
| Tritanopia (no blue cones) | #008290 | 0.119 |
| Achromatopsia (no color) | #6F6F6F | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336DC7
#336DC7
oklch(54.4% 0.153 259)
- #936600
#936600
oklch(54.3% 0.113 78.4)
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 #336DC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.034
- Windows Blue #3778BF ΔE 0.035
- French Blue #436BAD ΔE 0.042
- Royal Blue #4169E1 ΔE 0.044
- Flat Blue #3C73A8 ΔE 0.055
- Nice Blue #107AB0 ΔE 0.058
- Cerulean Blue #056EEE ΔE 0.061
- Warm Blue #4B57DB ΔE 0.066
Use #336DC7 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.