#3258CB
Closest named color: Warm Blue (#4B57DB). oklch(50.3% 0.184 266), rgb(50, 88, 203).
Aa
White text reads best on this color (6.18:1).
About this color
#3258CB is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.184 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.038 away. White text reads best on it, at 6.18:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.184) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.39:1 |
| White text | 6.18:1 |
Values
| HEX | #3258CB |
| RGB | rgb(50, 88, 203) |
| HSL | hsl(225, 60%, 50%) |
| OKLCH | oklch(50.3% 0.184 266) |
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 #3258CB | 6.18:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #3258CB | 3.39:1 | AA large text | Lc 23.7 | Dividers and decoration only |
| #3258CB text on white | 6.18:1 | AA | Lc 80.3 | Fine for body text |
| #3258CB text on black | 3.39:1 | AA large text | Lc -21.5 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CAD9FB
oklch(88.5% 0.05 266.5)
-
Step 300
300
#A6C0FB
oklch(81% 0.089 266)
-
Step 400
400
#779DF9
oklch(70.8% 0.142 265.9)
-
Step 500
500
#5581F6
oklch(63.2% 0.181 265.9)
-
Step 600
600
#3C67E5
oklch(55.7% 0.197 265.9)
-
Step 700
700 (this color)
#3258CB
oklch(50.3% 0.184 266)
-
Step 800
800
#2746A1
oklch(42.8% 0.152 265.9)
-
Step 900
900
#233C80
oklch(37.7% 0.119 265.7)
-
Step 950
950
#15244B
oklch(27.1% 0.075 265.8)
#3258CB 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) | #0068CF | 0.042 |
| Deuteranopia (no green cones) | #005AC9 | 0.026 |
| Tritanopia (no blue cones) | #007589 | 0.146 |
| Achromatopsia (no color) | #616161 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3258CB
#3258CB
oklch(50.3% 0.184 266)
- #7E5F00
#7E5F00
oklch(50.3% 0.103 86.3)
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 #3258CB, closest first.
No curated palette has a color within ΔE 0.04 of #3258CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.038
- Azul #1D5DEC ΔE 0.053
- Blue Blue #2242C7 ΔE 0.056
- Royal Blue #4169E1 ΔE 0.057
- Iris #6258C4 ΔE 0.062
- Neon Blue #4361EE ΔE 0.062
- Mid Blue #276AB3 ΔE 0.063
- Blue With A Hint Of Purple #533CC6 ΔE 0.068
Use #3258CB 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.