#625FEF
Closest named color: Neon Blue (#4361EE). oklch(57.1% 0.21 278.3), rgb(98, 95, 239).
Aa
White text reads best on this color (4.76:1).
About this color
#625FEF is a medium-dark, vivid blue. In OKLCH its lightness is 57%, its chroma 0.210 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.038 away. White text reads best on it, at 4.76:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.210) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #625FEF |
| RGB | rgb(98, 95, 239) |
| HSL | hsl(241, 82%, 65%) |
| OKLCH | oklch(57.1% 0.21 278.3) |
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 #625FEF | 4.76:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #625FEF | 4.40:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #625FEF text on white | 4.76:1 | AA | Lc 72.6 | Content text, not long reading |
| #625FEF text on black | 4.40:1 | AA large text | Lc -29.1 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FD
oklch(93.7% 0.027 276.8)
-
Step 200
200
#D1D6FC
oklch(88.4% 0.053 279.4)
-
Step 300
300
#B2BBFE
oklch(80.9% 0.095 278.1)
-
Step 400
400
#8C95FD
oklch(70.8% 0.151 278.1)
-
Step 500
500
#7376FB
oklch(63.2% 0.194 278.3)
-
Step 600
600 (this color)
#625FEF
oklch(57.1% 0.21 278.3)
-
Step 700
700
#4E49CB
oklch(49.1% 0.195 278.2)
-
Step 800
800
#403DA4
oklch(42.8% 0.161 278.4)
-
Step 900
900
#353582
oklch(37.6% 0.126 278.4)
-
Step 950
950
#1F204C
oklch(27% 0.08 278.7)
#625FEF 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) | #0079F4 | 0.082 |
| Deuteranopia (no green cones) | #006DEC | 0.074 |
| Tritanopia (no blue cones) | #00829E | 0.179 |
| Achromatopsia (no color) | #737373 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #625FEF
#625FEF
oklch(57.1% 0.21 278.3)
- #8A7800
#8A7800
oklch(57.2% 0.118 98.7)
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 #625FEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.038
- Medium Slate Blue #7B68EE ΔE 0.045
- Dark Periwinkle #665FD1 ΔE 0.046
- Royal Blue #4169E1 ΔE 0.048
- Warm Blue #4B57DB ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.052
- Slate Blue #6A5ACD ΔE 0.053
- Purpley #8756E4 ΔE 0.061
Use #625FEF 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.