#4452BF
Closest named color: Warm Blue (#4B57DB). oklch(49.1% 0.17 272.9), rgb(68, 82, 191).
Aa
White text reads best on this color (6.55:1).
About this color
#4452BF is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.170 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.046 away. White text reads best on it, at 6.55:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #4452BF |
| RGB | rgb(68, 82, 191) |
| HSL | hsl(233, 49%, 51%) |
| OKLCH | oklch(49.1% 0.17 272.9) |
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 #4452BF | 6.55:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #4452BF | 3.20:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #4452BF text on white | 6.55:1 | AA | Lc 82.0 | Fine for body text |
| #4452BF text on black | 3.20:1 | AA large text | Lc -19.8 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F8
oklch(88.5% 0.045 273)
-
Step 300
300
#AFBEF6
oklch(81% 0.081 272.8)
-
Step 400
400
#869AF2
oklch(70.8% 0.131 272.9)
-
Step 500
500
#697EEE
oklch(63.1% 0.168 272.7)
-
Step 600
600
#5364DC
oklch(55.6% 0.183 272.9)
-
Step 700
700 (this color)
#4452BF
oklch(49.1% 0.17 272.9)
-
Step 800
800
#38449A
oklch(42.7% 0.14 273)
-
Step 900
900
#2F3A7B
oklch(37.6% 0.11 272.8)
-
Step 950
950
#1C2348
oklch(27.1% 0.069 272.9)
#4452BF 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) | #0063C3 | 0.055 |
| Deuteranopia (no green cones) | #0058BD | 0.047 |
| Tritanopia (no blue cones) | #006C80 | 0.142 |
| Achromatopsia (no color) | #5D5D5D | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4452BF
#4452BF
oklch(49.1% 0.17 272.9)
- #745E00
#745E00
oklch(49% 0.1 92.9)
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 #4452BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.046
- Iris #6258C4 ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.050
- Bluey Purple #6241C7 ΔE 0.056
- Blurple #5539CC ΔE 0.058
- Blue Blue #2242C7 ΔE 0.058
- Majorelle Blue #3F37C9 ΔE 0.061
- Slate Blue #6A5ACD ΔE 0.065
Use #4452BF 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.