#658EBF
Closest named color: Faded Blue (#658CBB). oklch(63.7% 0.087 253.5), rgb(101, 142, 191).
Aa
Black text reads best on this color (6.17:1).
About this color
#658EBF is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.087 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.007 away. Black text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.17:1 |
| White text | 3.40:1 |
Values
| HEX | #658EBF |
| RGB | rgb(101, 142, 191) |
| HSL | hsl(213, 41%, 57%) |
| OKLCH | oklch(63.7% 0.087 253.5) |
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 #658EBF | 3.40:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #658EBF | 6.17:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #658EBF text on white | 3.40:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #658EBF text on black | 6.17:1 | AA | Lc -40.3 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE9
oklch(88.5% 0.024 256.1)
-
Step 300
300
#AEC3DC
oklch(80.9% 0.042 252.9)
-
Step 400
400
#83A3CB
oklch(70.6% 0.069 254.3)
-
Step 500
500 (this color)
#658EBF
oklch(63.7% 0.087 253.5)
-
Step 600
600
#4A76A9
oklch(55.6% 0.094 253.1)
-
Step 700
700
#3B6391
oklch(49.1% 0.087 253)
-
Step 800
800
#315176
oklch(42.8% 0.073 253)
-
Step 900
900
#2B435F
oklch(37.6% 0.057 253)
-
Step 950
950
#1A2738
oklch(26.9% 0.037 255.4)
#658EBF 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) | #7B90C1 | 0.028 |
| Deuteranopia (no green cones) | #7087BE | 0.022 |
| Tritanopia (no blue cones) | #3F999F | 0.076 |
| Achromatopsia (no color) | #8B8B8B | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658EBF
#658EBF
oklch(63.7% 0.087 253.5)
- #AB834D
#AB834D
oklch(63.7% 0.087 73.5)
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 #658EBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.007
- Dusty Blue #5A86AD ΔE 0.036
- Silver Lake Blue #778DA9 ΔE 0.038
- Off Blue #5684AE ΔE 0.040
- Cool Blue #4984B8 ΔE 0.044
- Blue Grey #758DA3 ΔE 0.045
- Steel Blue #4682B4 ΔE 0.052
- Light Slate Gray #778899 ΔE 0.057
Use #658EBF 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.