#689A91
Closest named color: Dull Teal (#5F9E8F). oklch(64.8% 0.055 182), rgb(104, 154, 145).
Aa
Black text reads best on this color (6.61:1).
About this color
#689A91 is a medium-light, muted teal or cyan. In OKLCH its lightness is 65%, its chroma 0.055 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.016 away. Black text reads best on it, at 6.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 6.61:1 |
| White text | 3.17:1 |
Values
| HEX | #689A91 |
| RGB | rgb(104, 154, 145) |
| HSL | hsl(169, 20%, 51%) |
| OKLCH | oklch(64.8% 0.055 182) |
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 #689A91 | 3.17:1 | AA large text | Lc -64.2 | Content text, not long reading |
| Black text on #689A91 | 6.61:1 | AA | Lc 45.3 | Large or bold text, headings |
| #689A91 text on white | 3.17:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #689A91 text on black | 6.61:1 | AA | Lc -42.9 | 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 500.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CFDDDA
oklch(88.6% 0.016 181.7)
-
Step 300
300
#AEC7C2
oklch(80.9% 0.028 182.2)
-
Step 400
400
#83AAA2
oklch(70.7% 0.044 181)
-
Step 500
500 (this color)
#689A91
oklch(64.8% 0.055 182)
-
Step 600
600
#487F76
oklch(55.6% 0.06 182.4)
-
Step 700
700
#396B63
oklch(49% 0.056 182.4)
-
Step 800
800
#305751
oklch(42.6% 0.046 183.2)
-
Step 900
900
#2B4843
oklch(37.7% 0.036 182.2)
-
Step 950
950
#1A2A27
oklch(27% 0.022 181.6)
#689A91 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) | #969491 | 0.060 |
| Deuteranopia (no green cones) | #8D8E92 | 0.056 |
| Tritanopia (no blue cones) | #589C97 | 0.017 |
| Achromatopsia (no color) | #909090 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689A91
#689A91
oklch(64.8% 0.055 182)
- #AC818C
#AC818C
oklch(64.8% 0.055 1.8)
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 #689A91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.016
- Grey Teal #5E9B8A ΔE 0.017
- Cadet Blue #5F9EA0 ΔE 0.022
- Sea #3C9992 ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.046
- Green Grey #77926F ΔE 0.047
- Greeny Grey #7EA07A ΔE 0.048
- Persian Green #2A9D8F ΔE 0.049
Use #689A91 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.