#658BDE
Closest named color: Soft Blue (#6488EA). oklch(64.6% 0.132 264.4), rgb(101, 139, 222).
Aa
Black text reads best on this color (6.30:1).
About this color
#658BDE is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.132 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.021 away. Black text reads best on it, at 6.30:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.30:1 |
| White text | 3.33:1 |
Values
| HEX | #658BDE |
| RGB | rgb(101, 139, 222) |
| HSL | hsl(221, 65%, 63%) |
| OKLCH | oklch(64.6% 0.132 264.4) |
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 #658BDE | 3.33:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #658BDE | 6.30:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #658BDE text on white | 3.33:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #658BDE text on black | 6.30:1 | AA | Lc -41.1 | 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
#F2F5FB
oklch(97% 0.009 264.5)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CDD9F2
oklch(88.4% 0.037 265.1)
-
Step 300
300
#ACC1EB
oklch(80.9% 0.064 264.1)
-
Step 400
400
#80A0E1
oklch(70.8% 0.102 263.9)
-
Step 500
500 (this color)
#658BDE
oklch(64.6% 0.132 264.4)
-
Step 600
600
#486FC6
oklch(55.7% 0.142 264.2)
-
Step 700
700
#395CAC
oklch(49.1% 0.134 264.3)
-
Step 800
800
#304B8B
oklch(42.6% 0.111 264.9)
-
Step 900
900
#2A3F6F
oklch(37.6% 0.087 264.8)
-
Step 950
950
#192541
oklch(26.9% 0.055 265.3)
#658BDE 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) | #6993E1 | 0.022 |
| Deuteranopia (no green cones) | #5B88DC | 0.015 |
| Tritanopia (no blue cones) | #1E9DAA | 0.118 |
| Achromatopsia (no color) | #8D8D8D | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658BDE
#658BDE
oklch(64.6% 0.132 264.4)
- #B38603
#B38603
oklch(64.6% 0.132 84.6)
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 #658BDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.021
- Cornflower Blue #6495ED ΔE 0.031
- Dark Sky Blue #448EE4 ΔE 0.031
- Chefchaouen Blue #4895EF ΔE 0.038
- Faded Blue #658CBB ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.057
- Cornflower #6A79F7 ΔE 0.064
- Lavender Blue #8B88F8 ΔE 0.064
Use #658BDE 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.