#6F7D99
Closest named color: Slate Gray (#708090). oklch(58.9% 0.046 264.1), rgb(111, 125, 153).
Aa
Black text reads best on this color (5.06:1).
About this color
#6F7D99 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.046 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Gray (#708090), ΔE 0.019 away. Black text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Slate Gray (#708090) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #6F7D99 |
| RGB | rgb(111, 125, 153) |
| HSL | hsl(220, 17%, 52%) |
| OKLCH | oklch(58.9% 0.046 264.1) |
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 #6F7D99 | 4.14:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #6F7D99 | 5.06:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #6F7D99 text on white | 4.14:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #6F7D99 text on black | 5.06:1 | AA | Lc -33.2 | 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 600.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#BAC1CE
oklch(80.9% 0.02 263)
-
Step 400
400
#96A1B6
oklch(70.7% 0.033 263.4)
-
Step 500
500
#7D8AA4
oklch(63.2% 0.042 264.2)
-
Step 600
600 (this color)
#6F7D99
oklch(58.9% 0.046 264.1)
-
Step 700
700
#54617A
oklch(49.1% 0.043 263.3)
-
Step 800
800
#454F63
oklch(42.7% 0.036 264.1)
-
Step 900
900
#3A4251
oklch(37.8% 0.028 263)
-
Step 950
950
#22262F
oklch(26.9% 0.018 266.3)
#6F7D99 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) | #747F9A | 0.009 |
| Deuteranopia (no green cones) | #707B98 | 0.005 |
| Tritanopia (no blue cones) | #648386 | 0.042 |
| Achromatopsia (no color) | #7D7D7D | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F7D99
#6F7D99
oklch(58.9% 0.046 264.1)
- #8A7B5E
#8A7B5E
oklch(58.9% 0.046 83.7)
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 #6F7D99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Gray #708090 ΔE 0.019
- Lavender Gray #7E7F9A ΔE 0.023
- Grey Blue #647D8E ΔE 0.024
- Steel #738595 ΔE 0.027
- Steel Grey #6F828A ΔE 0.031
- Battleship Grey #6B7C85 ΔE 0.032
- Light Slate Gray #778899 ΔE 0.035
- Dusty Blue #5A86AD ΔE 0.039
Use #6F7D99 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.