#65839E
Closest named color: Slate Gray (#708090). oklch(59.7% 0.054 246), rgb(101, 131, 158).
Aa
Black text reads best on this color (5.29:1).
About this color
#65839E is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.054 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Gray (#708090), ΔE 0.023 away. Black text reads best on it, at 5.29:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Slate Gray (#708090) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #65839E |
| RGB | rgb(101, 131, 158) |
| HSL | hsl(208, 23%, 51%) |
| OKLCH | oklch(59.7% 0.054 246) |
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 #65839E | 3.96:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #65839E | 5.29:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #65839E text on white | 3.96:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #65839E text on black | 5.29:1 | AA | Lc -34.7 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE2
oklch(88.5% 0.014 248)
-
Step 300
300
#B3C3D1
oklch(80.9% 0.026 244.5)
-
Step 400
400
#8CA4BA
oklch(70.8% 0.042 246.1)
-
Step 500
500 (this color)
#65839E
oklch(59.7% 0.054 246)
-
Step 600
600
#577794
oklch(55.6% 0.058 246.4)
-
Step 700
700
#47647E
oklch(49.1% 0.054 246.2)
-
Step 800
800
#3A5266
oklch(42.7% 0.044 244.2)
-
Step 900
900
#324453
oklch(37.8% 0.035 244)
-
Step 950
950
#1E2831
oklch(27.1% 0.022 245.9)
#65839E 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) | #78839F | 0.025 |
| Deuteranopia (no green cones) | #717D9D | 0.022 |
| Tritanopia (no blue cones) | #52898C | 0.044 |
| Achromatopsia (no color) | #808080 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #65839E
#65839E
oklch(59.7% 0.054 246)
- #96795D
#96795D
oklch(59.7% 0.054 65.5)
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 #65839E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Gray #708090 ΔE 0.023
- Dusty Blue #5A86AD ΔE 0.024
- Steel #738595 ΔE 0.024
- Grey Blue #647D8E ΔE 0.026
- Off Blue #5684AE ΔE 0.028
- Light Slate Gray #778899 ΔE 0.031
- Steel Grey #6F828A ΔE 0.032
- Lavender Gray #7E7F9A ΔE 0.034
Use #65839E 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.