#507FED
Closest named color: Soft Blue (#6488EA). oklch(61.9% 0.173 264.5), rgb(80, 127, 237).
Aa
Black text reads best on this color (5.59:1).
About this color
#507FED is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.173 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.035 away. Black text reads best on it, at 5.59:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.173) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #507FED |
| RGB | rgb(80, 127, 237) |
| HSL | hsl(222, 81%, 62%) |
| OKLCH | oklch(61.9% 0.173 264.5) |
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 #507FED | 3.75:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #507FED | 5.59:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #507FED text on white | 3.75:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #507FED text on black | 5.59:1 | AA | Lc -36.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CAD9F9
oklch(88.4% 0.047 265.5)
-
Step 300
300
#A5C0F8
oklch(80.8% 0.085 264.6)
-
Step 400
400
#769EF5
oklch(70.7% 0.135 264.5)
-
Step 500
500 (this color)
#507FED
oklch(61.9% 0.173 264.5)
-
Step 600
600
#3969E0
oklch(55.6% 0.189 264.5)
-
Step 700
700
#2C57C2
oklch(49.1% 0.175 264.3)
-
Step 800
800
#25489D
oklch(42.8% 0.145 264.3)
-
Step 900
900
#223D7D
oklch(37.7% 0.114 264.4)
-
Step 950
950
#142449
oklch(26.9% 0.072 264.5)
#507FED 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) | #468BF1 | 0.030 |
| Deuteranopia (no green cones) | #267DEB | 0.033 |
| Tritanopia (no blue cones) | #0098AA | 0.142 |
| Achromatopsia (no color) | #848484 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #507FED
#507FED
oklch(61.9% 0.173 264.5)
- #A97E00
#A97E00
oklch(61.9% 0.127 84.5)
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 #507FED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.035
- Cornflower #6A79F7 ΔE 0.036
- Clear Blue #247AFD ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.044
- Dodger Blue #1E90FF ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.057
- Royal Blue #4169E1 ΔE 0.061
- Cornflower Blue #6495ED ΔE 0.065
Use #507FED 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.