#659099
Closest named color: Blue Grey (#758DA3). oklch(62.5% 0.049 212.1), rgb(101, 144, 153).
Aa
Black text reads best on this color (6.00:1).
About this color
#659099 is a medium-light, muted teal or cyan. In OKLCH its lightness is 63%, its chroma 0.049 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.028 away. Black text reads best on it, at 6.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 6.00:1 |
| White text | 3.49:1 |
Values
| HEX | #659099 |
| RGB | rgb(101, 144, 153) |
| HSL | hsl(190, 20%, 50%) |
| OKLCH | oklch(62.5% 0.049 212.1) |
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 #659099 | 3.49:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #659099 | 6.00:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #659099 text on white | 3.49:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #659099 text on black | 6.00:1 | AA | Lc -39.2 | 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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDE
oklch(88.6% 0.013 208.8)
-
Step 300
300
#B0C5CA
oklch(80.9% 0.024 213.6)
-
Step 400
400
#86A7AF
oklch(70.6% 0.038 214.1)
-
Step 500
500 (this color)
#659099
oklch(62.5% 0.049 212.1)
-
Step 600
600
#4D7C85
oklch(55.6% 0.053 211)
-
Step 700
700
#3E6871
oklch(49% 0.049 212.8)
-
Step 800
800
#33555C
oklch(42.6% 0.041 212.1)
-
Step 900
900
#2D464B
oklch(37.6% 0.032 211.5)
-
Step 950
950
#1B292C
oklch(27% 0.02 212.4)
#659099 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) | #888D9A | 0.045 |
| Deuteranopia (no green cones) | #808699 | 0.043 |
| Tritanopia (no blue cones) | #529493 | 0.026 |
| Achromatopsia (no color) | #898989 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #659099
#659099
oklch(62.5% 0.049 212.1)
- #A37D75
#A37D75
oklch(62.4% 0.049 32.1)
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 #659099, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.028
- Light Slate Gray #778899 ΔE 0.030
- Steel #738595 ΔE 0.033
- Silver Lake Blue #778DA9 ΔE 0.037
- Cadet Blue #5F9EA0 ΔE 0.039
- Steel Grey #6F828A ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.043
- Slate Gray #708090 ΔE 0.045
Use #659099 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.