#697990
Closest named color: Grey Blue (#647D8E). oklch(57.1% 0.04 257.4), rgb(105, 121, 144).
Aa
Black text reads best on this color (4.73:1).
About this color
#697990 is a medium-dark, muted blue. In OKLCH its lightness is 57%, its chroma 0.040 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.014 away. Black text reads best on it, at 4.73:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.73:1 |
| White text | 4.43:1 |
Values
| HEX | #697990 |
| RGB | rgb(105, 121, 144) |
| HSL | hsl(215, 16%, 49%) |
| OKLCH | oklch(57.1% 0.04 257.4) |
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 #697990 | 4.43:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #697990 | 4.73:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #697990 text on white | 4.43:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #697990 text on black | 4.73:1 | AA | Lc -30.9 | 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
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D5D9E0
oklch(88.4% 0.011 261.8)
-
Step 300
300
#B9C1CD
oklch(80.8% 0.019 258.4)
-
Step 400
400
#95A2B3
oklch(70.8% 0.029 255.1)
-
Step 500
500
#7C8BA0
oklch(63.2% 0.036 256.8)
-
Step 600
600 (this color)
#697990
oklch(57.1% 0.04 257.4)
-
Step 700
700
#536276
oklch(49.1% 0.037 255.7)
-
Step 800
800
#445060
oklch(42.7% 0.031 255.7)
-
Step 900
900
#3A424F
oklch(37.7% 0.025 260.1)
-
Step 950
950
#22272E
oklch(27.1% 0.015 256.8)
#697990 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) | #717A91 | 0.012 |
| Deuteranopia (no green cones) | #6D768F | 0.009 |
| Tritanopia (no blue cones) | #5E7E80 | 0.037 |
| Achromatopsia (no color) | #787878 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #697990
#697990
oklch(57.1% 0.04 257.4)
- #85755D
#85755D
oklch(57.1% 0.04 77.8)
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 #697990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.014
- Battleship Grey #6B7C85 ΔE 0.022
- Slate Gray #708090 ΔE 0.024
- Battleship Gray #6C757D ΔE 0.028
- Steel Grey #6F828A ΔE 0.033
- Stormy Blue #507B9C ΔE 0.033
- Steel #738595 ΔE 0.038
- Lavender Gray #7E7F9A ΔE 0.038
Use #697990 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.