#5552C7
Closest named color: Iris (#6258C4). oklch(50.9% 0.177 279.2), rgb(85, 82, 199).
Aa
White text reads best on this color (6.14:1).
About this color
#5552C7 is a medium-dark, vivid blue. In OKLCH its lightness is 51%, its chroma 0.177 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.026 away. White text reads best on it, at 6.14:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.41:1 |
| White text | 6.14:1 |
Values
| HEX | #5552C7 |
| RGB | rgb(85, 82, 199) |
| HSL | hsl(242, 51%, 55%) |
| OKLCH | oklch(50.9% 0.177 279.2) |
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 #5552C7 | 6.14:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #5552C7 | 3.41:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #5552C7 text on white | 6.14:1 | AA | Lc 80.3 | Fine for body text |
| #5552C7 text on black | 3.41:1 | AA large text | Lc -21.6 | 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
#E6E9FB
oklch(93.7% 0.024 278.4)
-
Step 200
200
#D2D7F9
oklch(88.6% 0.047 278.8)
-
Step 300
300
#B4BBF8
oklch(80.8% 0.086 279.2)
-
Step 400
400
#8F96F4
oklch(70.7% 0.137 279)
-
Step 500
500
#7679F0
oklch(63.2% 0.175 279.1)
-
Step 600
600
#615EDE
oklch(55.6% 0.19 279.3)
-
Step 700
700 (this color)
#5552C7
oklch(50.9% 0.177 279.2)
-
Step 800
800
#42409C
oklch(42.8% 0.146 279.3)
-
Step 900
900
#37377C
oklch(37.7% 0.114 279.4)
-
Step 950
950
#202149
oklch(27.1% 0.073 279.3)
#5552C7 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) | #0066CB | 0.073 |
| Deuteranopia (no green cones) | #005DC5 | 0.068 |
| Tritanopia (no blue cones) | #116E84 | 0.154 |
| Achromatopsia (no color) | #626262 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5552C7
#5552C7
oklch(50.9% 0.177 279.2)
- #756600
#756600
oklch(50.9% 0.106 99.2)
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 #5552C7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.026
- Warm Blue #4B57DB ΔE 0.034
- Bluey Purple #6241C7 ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.040
- Dark Periwinkle #665FD1 ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.045
- Blue With A Hint Of Purple #533CC6 ΔE 0.047
- Blurple #5539CC ΔE 0.052
Use #5552C7 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.