#658BA2
Closest named color: Blue Grey (#758DA3). oklch(61.7% 0.055 235.4), rgb(101, 139, 162).
Aa
Black text reads best on this color (5.76:1).
About this color
#658BA2 is a medium-dark, muted blue. In OKLCH its lightness is 62%, its chroma 0.055 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.021 away. Black text reads best on it, at 5.76:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.76:1 |
| White text | 3.64:1 |
Values
| HEX | #658BA2 |
| RGB | rgb(101, 139, 162) |
| HSL | hsl(203, 25%, 52%) |
| OKLCH | oklch(61.7% 0.055 235.4) |
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 #658BA2 | 3.64:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #658BA2 | 5.76:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #658BA2 text on white | 3.64:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #658BA2 text on black | 5.76:1 | AA | Lc -37.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE2
oklch(88.5% 0.015 235.4)
-
Step 300
300
#B1C4D0
oklch(81% 0.027 235.4)
-
Step 400
400
#87A5B8
oklch(70.6% 0.043 236)
-
Step 500
500 (this color)
#658BA2
oklch(61.7% 0.055 235.4)
-
Step 600
600
#507992
oklch(55.6% 0.06 236.1)
-
Step 700
700
#41667C
oklch(49.2% 0.055 235.6)
-
Step 800
800
#365365
oklch(42.7% 0.046 236.6)
-
Step 900
900
#2F4552
oklch(37.8% 0.035 234.9)
-
Step 950
950
#1C2830
oklch(26.9% 0.022 237.9)
#658BA2 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) | #808AA3 | 0.035 |
| Deuteranopia (no green cones) | #7883A2 | 0.031 |
| Tritanopia (no blue cones) | #4F9192 | 0.042 |
| Achromatopsia (no color) | #868686 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658BA2
#658BA2
oklch(61.7% 0.055 235.4)
- #A07D66
#A07D66
oklch(61.7% 0.055 54.8)
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 #658BA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.021
- Light Slate Gray #778899 ΔE 0.024
- Steel #738595 ΔE 0.025
- Silver Lake Blue #778DA9 ΔE 0.026
- Dusty Blue #5A86AD ΔE 0.029
- Slate Gray #708090 ΔE 0.036
- Off Blue #5684AE ΔE 0.036
- Steel Grey #6F828A ΔE 0.038
Use #658BA2 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.